Showing posts with label Whats That Bug. Show all posts
Showing posts with label Whats That Bug. Show all posts

Monday, 5 February 2024

Unknown species in clusters

Hi guys,

Recently flew back to site in a camp in the Pilbara region of Western Australia.

Our rooms were covered in the types of bugs attached. Mainly on floors but have migrated to the beds etc.

2 questions really, is it harmful to people and or furniture/clothing etc?

Second question is is it transmissible to further breed etc. So basically could i end up bringing this bug home and possibly infecting my home too?

Love what you do,

Thanks in advance,

Dave.

Dear Dave,

We believe you have two different identifications attached.  The cluster of bugs does not have the necessary detail to be certain, but we are nearly certain this is some type of Seed Bug.  We found a Northern Territory government site (https://industry.nt.gov.au/__data/assets/pdf_file/0014/228011/ent7_swarming_bugs.pdf) with information on Seed Bugs in the family Lygaeidae where it states:  “The control of the Graptostethus and Oxycarenus is difficult. Sprays have a very limited effect on the swarms. Often if a pesticide is applied to the swarm, the bugs that are sprayed directly will die but further swarms may move in. Since the bugs are native, they breed in bushland and it is not feasible to spray ‘host plants’. However, it may be necessary to apply sprays to reduce the numbers but this will not prevent any further swarms from moving onto properties.”

The closeup of the individual insect appears to be a Carpet Beetle larva, a cosmopolitan species that is frequently found in homes.  

Neither Seed Bugs nor Carpet Beetles are injurious to humans, but they can be a nuisance when they are numerous.  There is always a danger of introducing exotic species when people travel and return home.

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Saturday, 30 December 2023

Bark Mantid from Western Australia

Hi!
Today while I was sweeping my grandmothers porch (we live in a leafy, horse trotting area in Armadale Western Australia) I found this little guy (assuming guy because most praying mantises?? That are male are smaller) he confused at first with the thicker abdomen but as soon as I saw the arms I knew what he was, I’m not sure if the arms are visibly orange near the closer part of the body in the photos but they were in person, I would love to know what he is. Thank you 🙂 

Kind regards
Tahlia 

Dear Tahlia,

You are correct that this is a species of Mantid, and we believe it is a Bark Mantid in the family Amorphoscelidae based on the Brisbane Insect website (http://brisbaneinsects.com/brisbane_mantids/Amorphoscelidae.htm).  

In our opinion the shape of the body indicates this is a female and it most closely resembles the Brown-Legged Bark Mantid that is posted to the Brisbane Insect site (http://brisbaneinsects.com/brisbane_mantids/BoxerBarkMantid3.htm)

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Weevil from Central Florida

Lake county, Central Florida. 

June, oak forest,

92°F. , many non-native philodendron, Anthurium, and colocasia. 

Unfortunately I only have one photo.  

Thank you,

Frederick Bohler 

Dear Frederick

This is a Weevil, a member of the largest family of insects in the world.  We believe based on images found on BugGuide (https://bugguide.net/node/view/5274) that this is a Leaf Rolling Weevil, 

Homoeolabus analis.  

According to BugGuide:  “hosts: various oaks (Quercus spp.)” and “causes no significant harm to the tree; no control recommended”

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Biting Bug in a Camper

So quick note, moved into a camper started getting stung developed leasions it’s black with a clear gooey around it attached to u then goes inside where I assume it lays eggs .. the circles in the water look similar to them when I ran a cuticak cutter threw it bulled out these two guys. My cloths are infested my body my dog please help I’ve been turned away to many times I can give you more info if need ….ps the table top in the picture … they also bore holes in my counters couch and those specs are the bugs not my table they imbed in to it … 

Trucker Z

Dear Trucker,

We are not qualified to provide medical advice.  We suggest you seek medical attention.

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Saturday, 16 December 2023

Eucalyptus Tip Wilter Nymph from Australia

Good morning,

One of Riverdale Primary Schools students is very keen to identify this insect found in Salisbury Downs South Australia. Unfortunately, we only have one photo but would like to encourage this budding etymologist. If you zoom in you can see that it is blue, orange and yellow, quite an impressive little insect.

We would appreciate any help you can offer.

Thank you, 

Melissa M
Deputy Principal 
Riverdale Primary School

Dear Melissa,

We really encourage our readers to explore etymology, the study of words, as well as to explore entomology, the study of insects.  This is an immature Coreid Bug in the Family Coreidae, and it appears based on the Brisbane Insect website (https://www.brisbaneinsects.com/brisbane_coreidbugs/Amorbini.htm) that it is an immature Eucalyptus Tip-Wilter, Amorbus alternatus.  
According to the site:  “Nymphs are more colourful, yellow-pink in colour with bright blue patterns. They feed on gum tree, suck sap on the leaves and young shoots.” Thank you for what you are doing to further the education of others.

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Friday, 10 November 2023

7 Insects That Build Mud Houses

Mud houses, an architectural marvel in the insect world, are structures built from mud and other natural materials.

These homes serve as protective nests, breeding grounds, and food storage sites for various insect species.

In this article, we’ll explore five fascinating insects known for constructing mud houses.

1. Mud Daubers: Most Well Known Insects That Build Mud Houses

Mud daubers, a type of solitary wasp, are renowned for their unique mud nests.

These insects gather mud and sculpt it into various forms, from elaborate tube-like structures to simple plasters over cracks and crevices in wood, stone, or masonry​​​​.

Unlike social wasps like yellow jackets or hornets, mud daubers live alone and do not defend their nests aggressively.

They build a range of nests, including multiple tubes or small vase-like nests attached to plant stems​​​​.

7 Insects That Build Mud Houses
Black and Yellow Mud Dauber

2. Termites

Termites are renowned for their large, complex mud houses, especially in tropical regions.

The Formosan subterranean termites build underground colonies.

With about 2,000 species globally, these insects demonstrate extraordinary teamwork in their colony’s caste system​​.

These insects are known for their large, complex mud houses, especially in tropical countries​​.

A termite colony is divided into three castes: reproducers, soldiers, and workers.

Workers, the most active group, are responsible for maintaining and expanding the nest, which can reach up to twenty-six feet tall in some species​​.

Subterranean Termites

3. Potter and Mason Wasps: Nest Builders

Potter and mason wasps, similar to mud daubers, use mud to build their nests. These insects gather mud from moist areas to construct homes for their young.

Their nests can often be found attached to various surfaces and resemble small clay pots or tubular structures​​.

Potter Wasp Nest

4. Antlions: Hunting Strategy

Antlions, also known as doodlebugs, are unique in their use of mud. They create cone-shaped sand traps to capture prey.

By burying themselves and using their heads and jaws, antlions transpose sand to the surface, forming these traps which can grow up to 8 inches high​​.

Antlion Larva

5. Cicada Killer Wasps: Nesting Habits

Female cicada killer wasps dig tunnels in bare, sandy soil to create their nests.

These nests are often accompanied by mounds and can be found in groups near garages, patios, and other dry, sandy areas​​.

6. Ants: Underground Nests

Certain ant species, such as fire ants, army ants, citronella ants, and leafcutter ants, construct mud tunnels.

These tunnels serve various purposes, including protection from predators, maintaining suitable temperatures, and building nests and colonies

Harvester Ant Colony

7. Crayfish: Mud Covered Mounds

Crayfish, found near rivers, lakes, and streams, construct their homes by digging burrows into mud banks.

They create mud-covered mounds known as chimneys, providing shelter from predators and a place for laying eggs.

These mounds, often seen in wetlands and swamps, are essential for creating a safe and stable living environment for crayfish

Conclusion

Insects building mud houses display a fascinating aspect of nature’s creativity and ingenuity. 

From the solitary mud dauber to the community-driven termites, each species has a unique approach to using natural resources for shelter and survival.

Understanding these insects helps us appreciate the complexity and diversity of the natural world.

Reader Emails

Over the years, our website, whatsthatbug.com has received hundreds of letters and some interesting images asking us about insects that build mud houses. Scroll down to have a look at some of them.

Letter 1 – Mud Ball Mystery

 

mudballs
Location: N. California, Sutter County, Sutter Buttes, valley oak woodland
March 5, 2012 2:27 pm
What is the story behind this photo? Taken Feb 2012 in a small valley in the Sutter Buttes, Sutter County, Northern California. I was thinking solitary bee or trapdoor spider?
Signature: JD

Mud Ball Mystery

Dear JD,
While we are not certain what created this Mud Ball Mystery, we are relatively confident it is neither a Trapdoor Spider nor a Solitary Bee.  Could you tell us a bit more about the terrain?  Was this an area that floods in the spring?  It reminds us a bit of a Crayfish burrow.

Some Comments
I cannot imagine that this is a crayfish burrow.  As I remember both of the burrows we saw are in a veg area classified as California Prairie or Blue Oak in rather stony (about 30% up to fist sized cobble sub angular to angular) areas that I do not think flood in the spring.  Would you agree with me Michael and Zack?  Thanks for following up on this Jim.  Leslie

Definately not crayfish, I saw two more at about 1000 feet elevation the other day.
Zack

Hi Daniel,
I concur with comments below (Ed. Note:  comments above) that this is far too dry environment for a crayfish.  I will be in the field soon to get more photos with a ruler for scale, some capture tools.

What additional information is needed and how do I go about obtaining it – e.g. pour water into the hole to encourage the critter up to show itself?  I would rather not be too destructive in the investigation, so I am a bit reluctant to excavate the hole unless you think the animal will be OK to dig another.
Jim Dempsey
Environmental Scientist
California Department of Parks and Recreation, Northern Buttes District

Hi Jim,
We didn’t really think it was a crayfish, but that was a thought.  We do not believe it is a Bee or a Spider. 

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Green Caterpillar Types: 17 Different Species With Photos

In the fascinating world of entomology, caterpillars represent one of the most diverse and intriguing segments.

Among these, green caterpillars are particularly noteworthy due to their varied species, each with unique characteristics and roles in the ecosystem.

This article delves into the world of these remarkable creatures, exploring 17 different species of green caterpillars.

From the common Cabbage White Butterfly Caterpillar to the striking Luna Moth Caterpillar, each species is a marvel of nature, showcasing the incredible adaptability and diversity of caterpillars.

This guide offers a glimpse into their life cycles, habitats, diets, and behaviors, along with their significance or impact as pests and the corresponding control methods where applicable.

Green Caterpillar Types
Unknown Hornworm

17 Green Caterpillar Types With Details

Ceanothus Moth Caterpillar (Hyalophora euryalus)

Classification: The Ceanothus Moth Caterpillar is the larval stage of the Ceanothus Silk Moth, scientifically known as Hyalophora euryalus. It belongs to the Saturniidae family, which includes some of the largest and most spectacular moths.

Physical Appearance: This caterpillar is notable for its size and coloration. It has a robust, plump body that is typically a vibrant green.

The body is adorned with rows of blue and yellow spots, and it has a series of fleshy spikes (tubercles) along its back, which are usually orange or red.

Lifecycle and Transformation: The Ceanothus Moth Caterpillar undergoes complete metamorphosis.

After a period of feeding and growth, it spins a cocoon in which it pupates. The transformation into the adult moth occurs within this cocoon, and the moth emerges fully formed.

Ceanothus Silkmoth Caterpillar
Ceanothus Moth Caterpillar

Diet: True to its name, the Ceanothus Moth Caterpillar primarily feeds on the leaves of Ceanothus species, commonly known as California lilac. However, it may also feed on other broadleaf shrubs and trees.

Behavior: These caterpillars are solitary feeders and are known for their voracious appetite. They can be found on the host plants, often conspicuously feeding on the leaves.

Pest Status and Control: Generally, the Ceanothus Moth Caterpillar is not considered a pest. It is more of an occasional visitor to gardens and landscapes with Ceanothus plants. Since they do not typically cause significant damage, control measures are rarely necessary. In cases of high population density, manual removal can be an effective method.

Tomato Hornworm Caterpillar (Manduca quinquemaculata)

Classification: Belonging to the family Sphingidae, the Tomato Hornworm is a larval stage of the Five-spotted Hawkmoth.

Physical Appearance: These caterpillars are known for their striking green color, with white and black markings and a distinctive horn-like appendage at the rear.

Lifecycle and Transformation: The Tomato Hornworm undergoes complete metamorphosis. After the larval stage, it burrows into the soil to pupate and later emerges as an adult moth.

Spiracles of a Tobacco Hornworm

Diet: As the name suggests, they primarily feed on tomato plants but can also be found on other members of the Solanaceae family, like eggplants and peppers.

Behavior: They are voracious feeders and can defoliate plants rapidly.

Pest Status and Control: Considered a significant pest in gardens and farms, they can cause substantial damage to crops.

Control methods include handpicking, using Bacillus thuringiensis (Bt) as a biological control, and encouraging natural predators like birds and parasitic wasps.

Winter Moth Caterpillar / Inchworm (Operophtera brumata)

Classification: Part of the Geometridae family, these caterpillars are the larval stage of the Winter Moth.

Physical Appearance: They are slender, loop as they move, and are a pale green color, helping them blend in with leaves.

Lifecycle and Transformation: The Winter Moth has a unique lifecycle where the adults are active in winter, and the caterpillars appear in spring. They pupate in the soil and emerge as moths in late fall.

Winter Moth Caterpillar

Diet: They feed on a variety of deciduous trees and shrubs, including oak, maple, and apple.

Behavior: Known for their “looping” movement, they can defoliate trees if present in large numbers.

Pest Status and Control: They are considered pests, especially in orchards.

Control methods include using pheromone traps for moths and applying insecticides or Bt to control caterpillar populations.

Genista Broom Moth Caterpillar (Uresiphita reversalis)

Classification: This caterpillar is part of the Crambidae family and is the larval stage of the Genista Broom Moth.

Physical Appearance: They are predominantly green with light striping and a thin, elongated body.

Lifecycle and Transformation: The Genista Broom Moth caterpillar undergoes complete metamorphosis, transforming from larva to pupa and then to an adult moth.

Genista Broom Moth Caterpillar (Uresiphita reversalis)
Genista Broom Moth Caterpillar. Source: Jacy Lucier, CC BY-SA 4.0, via Wikimedia Commons

Diet: They primarily feed on plants in the pea family, including brooms, gorse, and lupines.

Behavior: They are solitary feeders and can be found on the underside of leaves.

Pest Status and Control: While not typically a major pest, they can cause damage to ornamental and leguminous plants.

Control is usually not necessary, but in case of severe infestation, removal by hand or use of appropriate insecticides can be effective.

Black Swallowtail Butterfly Caterpillar (Papilio polyxenes)

Classification: This caterpillar is a stage in the lifecycle of the Black Swallowtail Butterfly, belonging to the family Papilionidae.

Physical Appearance: They are characterized by their green body with black bands and yellow spots. In earlier stages, they resemble bird droppings for camouflage.

Lifecycle and Transformation: The Black Swallowtail undergoes complete metamorphosis. After the caterpillar stage, it forms a chrysalis from which the adult butterfly emerges.

Black Swallowtail Caterpillar

Diet: They feed on a variety of plants in the carrot family, including parsley, dill, and fennel.

Behavior: These caterpillars are solitary feeders and are known to display an osmeterium (a defensive organ) when threatened.

Pest Status and Control: While not major pests, they can be a nuisance in herb gardens. Control is usually not necessary, but if needed, can be managed through handpicking.

Emperor Moth Caterpillar (Saturnia pavonia)

Classification: Part of the Saturniidae family, this is the larval stage of the Emperor Moth.

Physical Appearance: The caterpillars are notable for their vibrant green color, with pink and yellow spots and a spiky appearance.

Lifecycle and Transformation: The Emperor Moth caterpillar undergoes complete metamorphosis, forming a cocoon in which it pupates before emerging as a moth.

Emperor Gum Moth Caterpillar

Diet: They feed on a variety of shrubs and heather.

Behavior: Known for their striking appearance, they are solitary feeders.

Pest Status and Control: Generally not considered pests, they are more of an interesting find due to their colorful appearance.

Tiger Swallowtail Butterfly Caterpillar (Papilio glaucus)

Classification: This caterpillar is part of the lifecycle of the Tiger Swallowtail Butterfly, in the family Papilionidae.

Physical Appearance: Initially resembling bird droppings, they later become green with fake eye spots to deter predators.

Lifecycle and Transformation: They undergo complete metamorphosis, transforming into a chrysalis before emerging as butterflies.

Tiger Swallowtail Caterpillar

Diet: They feed on a variety of host plants, including wild cherry and birch.

Behavior: These caterpillars are solitary and use their false eyespots as a defense mechanism.

Pest Status and Control: They are not typically considered pests and are often welcomed for their eventual transformation into beautiful butterflies.

White-Lined Sphinx Moth Caterpillar (Hyles lineata): Moth Green Caterpillar

Classification: This is the larval stage of the White-Lined Sphinx Moth, belonging to the Sphingidae family.

Physical Appearance: They have a variable appearance, often green or black with a yellow and white stripe and a horn at the rear.

Lifecycle and Transformation: They undergo complete metamorphosis, pupating in the soil before emerging as moths.

White-Lined Sphinx Moth Caterpillar (Hyles lineata)
White-Lined Sphinx Moth Caterpillar. Source: Peter Chen 2.0, CC BY 4.0, via Wikimedia Commons

Diet: They feed on a wide range of plants, including evening primrose and grape.

Behavior: Known for their voracious appetite, they can sometimes be found in large numbers.

Pest Status and Control: In large numbers, they can be a pest, particularly in gardens. Control methods include handpicking and using Bt.

Copper Underwing Moth Caterpillar (Amphipyra pyramidea)

Classification: This caterpillar is part of the lifecycle of the Copper Underwing Moth, in the family Noctuidae.

Physical Appearance: They are green with a brown head and a faint white line down the side.

Lifecycle and Transformation: The caterpillar stage is followed by pupation, after which the adult moth emerges.

Copper Underwing Caterpillar
Copper Underwing Moth Caterpillar

Diet: They feed on a variety of deciduous trees and shrubs.

Behavior: They are nocturnal and are often found hiding under leaves during the day.

Pest Status and Control: They are not typically considered major pests, but in some cases, they can cause noticeable damage to ornamental plants.

Control is rarely needed but can include natural predators or insecticides if necessary.

Luna Moth Caterpillar (Actias luna): Lime Green Caterpillar

Classification: This caterpillar is the larval stage of the Luna Moth, part of the Saturniidae family.

Physical Appearance: They are notable for their bright green color with small red spots on the sides.

Lifecycle and Transformation: The Luna Moth undergoes complete metamorphosis, pupating in a cocoon spun among leaves before emerging as a moth.

Luna Moth Caterpillar (Actias luna)
Luna Moth Caterpillar. Source: Gopp pi, CC BY-SA 3.0, via Wikimedia Commons

Diet: They feed on leaves of walnut, hickory, sweet gum, and paper birch trees.

Behavior: They are solitary feeders and are not often seen due to their nocturnal nature.

Pest Status and Control: Luna Moth caterpillars are not considered pests and are admired for their beauty.

Cabbage White Butterfly Caterpillar (Pieris rapae): Tiny Green Caterpillar

Classification: This is the larval stage of the Cabbage White Butterfly, in the family Pieridae.

Physical Appearance: They are velvety green with a faint yellow stripe down the back and sides.

Lifecycle and Transformation: After the caterpillar stage, they form a chrysalis from which the adult butterfly emerges.

Cabbage White Larva

Diet: They primarily feed on cabbage, kale, and other cruciferous plants.

Behavior: They are known for their tendency to feed in groups, especially on cultivated brassicas.

Pest Status and Control: Considered a significant pest in agriculture, control methods include handpicking, using floating row covers, and applying Bt.

Hickory Horned Devil Moth Caterpillar (Citheronia regalis): Green Caterpillar with Black Spikes

Classification: This caterpillar is part of the lifecycle of the Regal Moth, belonging to the Saturniidae family.

Physical Appearance: One of the largest caterpillar species, they are striking with a bright green body, red and black spikes, and a horn at the rear.

Lifecycle and Transformation: They burrow into the ground to pupate and later emerge as large moths.

Hickory Horned Devil

Diet: They feed on leaves of hickory, walnut, and other deciduous trees.

Behavior: Despite their intimidating appearance, they are harmless and solitary.

Pest Status and Control: They are not considered pests due to their rarity and minimal impact on trees.

Rustic Sphinx Moth Caterpillar (Manduca rustica)

Classification: This caterpillar is the larval stage of the Rustic Sphinx Moth, in the Sphingidae family.

Physical Appearance: They are large and robust, with a green or brown body, diagonal stripes on the sides, and a horn at the rear.

Lifecycle and Transformation: They undergo complete metamorphosis, pupating in the soil before emerging as moths.

Rustic Sphinx Caterpillar

Diet: They feed on a variety of plants, including jasmine, honeysuckle, and willow.

Behavior: They are solitary and are known for their rapid growth.

Pest Status and Control: Not typically considered pests, they are more of an occasional garden visitor.

European Puss Moth Caterpillar (Cerura vinula)

Classification: Part of the Notodontidae family, this is the larval stage of the European Puss Moth.

Physical Appearance: They have a unique appearance with a green and white body, a “tail” that splits into two, and a threatening red “face” pattern when disturbed.

Lifecycle and Transformation: They pupate in a hard cocoon attached to tree trunks or other structures before emerging as moths.

European Puss Moth Caterpillar. Source: Tiia Monto, CC BY-SA 4.0, via Wikimedia Commons

Diet: They feed on willow, poplar, and aspen leaves.

Behavior: Known for their defensive posture and ability to eject acidic liquid when threatened.

Pest Status and Control: They are not generally considered pests and are more known for their unique defensive behaviors.

Cecropia Moth Caterpillar (Hyalophora cecropia)

Classification: This is the larval stage of the Cecropia Moth, the largest North American moth, belonging to the Saturniidae family.

Physical Appearance: They are large and colorful, with a bright green body and conspicuous tubercles of red, yellow, and blue.

Lifecycle and Transformation: They spin a large, tough cocoon in which they pupate, emerging as moths in the spring.

Cecropia Moth Caterpillar

Diet: They feed on a wide range of deciduous trees, including maple and cherry.

Behavior: They are solitary and grow to a substantial size before pupating.

Pest Status and Control: Not considered a pest, they are often raised by hobbyists for their impressive size and beauty.

Hackberry Emperor Caterpillar (Asterocampa celtis)

Classification: This caterpillar is part of the lifecycle of the Hackberry Emperor Butterfly, in the Nymphalidae family.

Physical Appearance: They are green with small spines and a white stripe down the side.

Lifecycle and Transformation: They undergo complete metamorphosis, forming a chrysalis before emerging as butterflies.

Hackberry Emperor Caterpillar

Diet: They feed exclusively on hackberry leaves.

Behavior: They are gregarious in early stages but become more solitary as they mature.

Pest Status and Control: They are not considered significant pests, as they rarely cause substantial damage to their host trees.

Green Cloverworm (Hypena scabra): Green Caterpillar with White Stripes

Classification: This is the larval stage of a moth in the family Erebidae.

Physical Appearance: They are slender, light green caterpillars with white stripes running down the length of the body.

Lifecycle and Transformation: They undergo complete metamorphosis, pupating in the soil or leaf litter.

Diet: They feed on clover, soybeans, and other legumes.

Behavior: They are known for their “looping” movement, similar to inchworms.

Pest Status and Control: They can be pests in soybean and clover fields. Control methods include crop rotation, biological controls, and chemical insecticides when necessary.

Conclusion

Each of these 17 species, with its unique characteristics and life cycle, plays a vital role in its respective ecosystem, whether as a pollinator, a food source for other animals, or even as a challenge for gardeners and farmers.

As an essential part of our ecological system, green caterpillars are undeniably fascinating creatures that continue to captivate and educate us about the natural world.

Thank you for reading.

Reader Emails

Over the years, our website, whatsthatbug.com has received hundreds of letters and some interesting images asking us about these insects. Scroll down to have a look at some of them.

Letter 1 – Ceanothus Moth Caterpillar

Ceanothus Silkmoth CaterpillarSubject :  Caterpillar identification
Geographic location of the bug:  Bonners Ferry ID
Date: 08/01/2022
Time:
Your letter to the bugman:  Found this climbing on a hardy kiwi we introduced this year, under birch, surrounded by ocean spray, serviceberry, and thimble berry.
How you want your letter signed :  Idaho homestead

Ceanothus Silkmoth Caterpillar
Ceanothus Silkmoth Caterpillar

Dear Idaho homestead,
We are nearly positive that this is the Caterpillar of a Ceanothus Silkmoth, a large gorgeous moth that is found in western North America.

The post Green Caterpillar Types: 17 Different Species With Photos appeared first on What's That Bug?.



Thursday, 9 November 2023

47 Hairy and Fuzzy Moths Common in Your Garden

In this article, we uncover the fascinating world of hairy and fuzzy moths, a diverse group of insects that are often overlooked yet play crucial roles in our gardens and natural ecosystems.

These moths, with their unique and sometimes striking appearances, range from the delicately patterned Luna Moth to the robust and colorful Rosy Maple Moth.

We will explore their physical characteristics, behaviors, and the roles they play in the environment. From their intriguing life cycles to their interactions with plants and other species, these moths offer a glimpse into the complexity and beauty of nature.

Most Common Hairy and Fuzzy Moths: Saturniidae (Giant Silkworm Moths)

Polyphemus Moth (Antheraea polyphemus)

The Polyphemus moth is a North American member of the family Saturniidae. It’s named after the giant Polyphemus in Greek mythology due to its large, conspicuous eyespots.

These moths have a wingspan of 4 to 6 inches and are characterized by their brownish-tan color, with eye-like patterns on each wing.

The eyespots are a defense mechanism intended to scare off predators. They are nocturnal and don’t have functioning mouthparts, so they don’t eat during their adult lives.

Hairy and Fuzzy Moths Common in Your Garden
Male Polyphemus Moth

Imperial Moth (Eacles imperialis)

The Imperial Moth is a large, striking moth with a wingspan ranging from 3 to 7 inches. It exhibits sexual dimorphism: females are larger and yellow with brown or purple markings, while males are smaller with more vibrant yellow and less brown.

These moths are found in forests and rural areas. The larvae feed on a variety of host plants, making them quite adaptable. As adults, they do not feed and are primarily nocturnal.

Luna Moth (Actias luna)

The Luna Moth, known for its pale green wings and long, trailing hindwing tails, is a symbol of beauty in the moth world.

With a wingspan of up to 4.5 inches, these moths have eyespots on their wings to deter predators.

They are found in North American forests and are nocturnal. Remarkably, adult Luna Moths don’t have mouths and don’t eat; they live only about a week, with their sole purpose being to mate.

Promethea Silkmoth (Callosamia promethea)

The Promethea Silkmoth, part of the Saturniidae family, is known for its considerable size, with a wingspan of 3 to 4 inches.

Males are dark brown or black with vibrant, reddish-brown edges, while females are larger and lighter, with more muted tones.

These moths are unique for their day-flying tendencies, unlike most other large moths. They are commonly found in deciduous forests where their larvae feed on a variety of tree species.

Cecropia Moth (Hyalophora cecropia)

The Cecropia Moth is the largest native moth in North America, boasting a wingspan of 5 to 7 inches.

They have striking red and white stripes on their body, with eye-catching eyespots on their wings.

These moths are nocturnal and don’t eat as adults. Their caterpillars are equally impressive, known for their size and bright coloration.

The Cecropia Moth is a solitary species, often found in large, open woods or forest edges.

Cecropia Moth

Io Moth (Automeris io)

The Io Moth is notable for its dramatic eyespots on the hindwings, used to startle predators. These moths have a wingspan of 2.5 to 3.5 inches.

Males are yellow with a single eyespot on each hindwing, while females are brown with more pronounced eyespots.

They are found in various habitats, including forests, fields, and gardens.

The larvae are covered in venomous spines that can cause painful reactions in humans, making them one of the few moths with a direct defense against predators.

Rosy Maple Moth (Dryocampa rubicunda)

The Rosy Maple Moth, belonging to the Saturniidae family, is known for its striking pink and yellow coloration. It has a small wingspan of about 1.25 to 2 inches. The upper wings are yellow with pink edges, while the lower wings are mostly pink.

This moth is found in various parts of North America, particularly in areas with maple trees, as the larvae feed primarily on maple leaves. They are nocturnal but are often seen resting on tree trunks during the day.

The Rosy Maple Moth’s vibrant colors make it one of the more visually distinctive and easily recognizable moths.

Pink-Striped Oakworm Moth (Anisota virginiensis)

The Pink-Striped Oakworm Moth is a member of the Saturniidae family. It has a wingspan of about 2 to 2.5 inches. The males are smaller and brown with a pink stripe running down each wing, while the females are larger and have a more muted coloration.

These moths are commonly found in deciduous forests in Eastern North America. Their larvae, known as oakworms, feed on the leaves of various oak species.

The Pink-Striped Oakworm Moth is known for its mass emergence in certain years, which can lead to noticeable defoliation of affected oak trees.

Orange-tipped Oakworm Moth (Anisota senatoria)

The Orange-tipped Oakworm Moth, also part of the Saturniidae family, is notable for its distinct sexual dimorphism. The males are smaller with a wingspan of about 1.5 to 2 inches and are dark brown with orange tips on their wings.

Females are larger, with a wingspan of up to 2.5 inches, and are yellowish-brown without the orange tips. These moths are found throughout the eastern United States, particularly in wooded areas where oak trees are abundant.

The larvae feed on oak leaves and are known for their gregarious behavior during the early stages of development.

The Orange-tipped Oakworm Moth is a common sight in late summer and early fall, often attracted to lights at night.

Erebidae

Fall Webworm Moth (Hyphantria cunea)

The Fall Webworm Moth, a member of the Erebidae family, is known for the conspicuous web-like structures its larvae create on trees. The adult moth has a wingspan of about 1 to 1.5 inches and is predominantly white with small black spots.

They are widespread and found in various habitats, including forests, orchards, and gardens. The larvae are social and feed on a wide range of deciduous trees, often causing noticeable defoliation.

Fall Webworm Moth

Eastern Tent Caterpillar Moth (Malacosoma americanum)

The Eastern Tent Caterpillar Moth, also in the Erebidae family, is notable for the tent-like structures its larvae build in the branches of trees. The adult moth has a wingspan of about 1.5 to 2 inches, with brown or reddish-brown forewings and a white stripe running down the back.

They are commonly found in deciduous forests and nearby areas. The caterpillars are a familiar sight in spring and can defoliate trees if present in large numbers.

Forest Tent Caterpillar Moth (Malacosoma disstria)

The Forest Tent Caterpillar Moth is similar to the Eastern Tent Caterpillar but does not actually build tents. The adult moths have a wingspan of about 1.5 to 2 inches, with blue-gray to brownish forewings marked with a row of keyhole-shaped white spots.

They are found in forests and wooded areas. The larvae feed on a variety of deciduous trees and are known for their habit of forming “processions” when moving from one location to another.

Southern Flannel Moth (Megalopyge opercularis)

The Southern Flannel Moth, part of the Erebidae family, is small but notable for its striking appearance. The adult moth has a wingspan of about 1 inch and is covered in long, orange-yellow hairs, giving it a furry appearance.

They are found in wooded areas and gardens. The larvae, known as puss caterpillars, are also hairy and are one of the most venomous caterpillars in North America, with stings causing severe pain.

Dot-lined White (Artace cribrarius)

The Dot-lined White Moth, another Erebidae member, has a wingspan of about 1.5 to 2 inches. The moths are white with small black dots and lines across the wings, giving them a dotted appearance.

They are commonly found in forests and woodlands. The larvae feed on a variety of deciduous trees and shrubs.

Black-waved Flannel Moth (Megalopyge crispata)

The Black-waved Flannel Moth, also in the Erebidae family, is known for its distinctive wing pattern. The adult moth has a wingspan of about 1 to 1.5 inches and is creamy white with wavy black lines across the wings.

They are found in forests and wooded areas. The larvae, like those of the Southern Flannel Moth, are hairy and can cause painful stings if touched.

Flannel Moth: Megalopyge albicollis we believe

Crowned Slug Moth (Isa textula)

The Crowned Slug Moth, belonging to the Erebidae family, has a wingspan of about 1 to 1.5 inches. The adult moths are gray or brown with a subtle crown-like pattern on the wings.

They are found in deciduous forests and woodlands. The larvae are unique in appearance, resembling slugs, and feed on the leaves of various trees.

Spanish Moth (Xanthopastis timais)

The Spanish Moth, another member of the Erebidae family, is striking with a wingspan of about 1.5 to 2 inches. The moths are black with bright red and yellow markings, making them quite distinctive.

They are found in a variety of habitats, including gardens and fields. The larvae feed on a range of plants, including ornamental flowers and vegetables.

Brown-tail Moth (Euproctis chrysorrhoea)

The Brown-tail Moth, part of the Erebidae family, is known for its tuft of brown hairs at the end of its abdomen. The adult moth has a wingspan of about 1.5 to 2 inches and is white with a brown tail. They are found in coastal areas and open habitats.

The larvae are covered in tiny hairs that can cause skin irritation and respiratory problems in humans. They feed on a variety of deciduous trees and shrubs.

Western Tent Caterpillar Moth (Malacosoma californicum)

The Western Tent Caterpillar Moth, a member of the Erebidae family, is closely related to the Eastern Tent Caterpillar Moth. It has a wingspan of about 1.5 to 2 inches. The adult moths are brown or reddish-brown with a band of blue spots and a white stripe down the back.

They are found in various habitats, including forests and orchards, across western North America. The larvae are known for constructing large, communal silk tents in the branches of host trees, primarily in the spring.

Spiny Oak-slug Moth (Euclea delphinii)

The Spiny Oak-slug Moth, also in the Erebidae family, is notable for its brightly colored larvae. The adult moth has a wingspan of about 1 to 1.5 inches and is typically yellow or green with pink and yellow markings.

They are found in deciduous forests and woodlands. The larvae, known as oak slugs, are covered in stinging spines and feed on a variety of broadleaf trees and shrubs.

Spiny Oak Slug Moth

Smaller Parasa Moth (Parasa chloris)

The Smaller Parasa Moth, part of the Erebidae family, is a small moth with a wingspan of about 1 inch. The adults are green with a subtle pink or yellow hue and a small eyespot on each wing.

They are found in wooded areas and gardens. The larvae are bright green with a red stripe and blue spots, feeding on a variety of plants, including shrubs and trees.

Echo Moth (Seirarctia echo)

The Echo Moth, another Erebidae member, has a wingspan of about 1.5 to 2 inches. The moths are typically brown or gray with intricate patterns on their wings, providing camouflage against tree bark.

They are found in forests and wooded areas. The larvae feed on a variety of plants and are known for their striking appearance, with bright colors and tufts of hair.

White Flannel Moth (Norape ovina)

The White Flannel Moth, belonging to the Erebidae family, is known for its fluffy, white appearance. The adult moth has a wingspan of about 1 to 1.5 inches and is covered in white, wool-like hairs.

They are found in forests and wooded areas. The larvae, also covered in white hairs, can cause a painful sting if touched and feed on a variety of trees and shrubs.

Giant Leopard Moth (Hypercompe scribonia)

The Giant Leopard Moth, a member of the Erebidae family, is striking with a wingspan of about 2 to 3 inches. The adults are white with black spots, resembling a leopard’s coat. They are found in a variety of habitats, including forests, meadows, and gardens.

The larvae are known as woolly bears and are black with red or orange bands. They feed on a variety of plants and are often seen crossing roads or paths.

White-marked Tussock Moth (Orgyia leucostigma)

The White-marked Tussock Moth, also in the Erebidae family, has a wingspan of about 1 to 1.5 inches. The adult males are gray or brown with distinctive white markings, while the females are flightless and grayish-white.

They are found in forests and wooded areas. The larvae are very distinctive with tufts of hair and can cause skin irritation if touched. They feed on a variety of trees and shrubs.

Gypsy Moth (Lymantria dispar)

The Gypsy Moth, a notorious member of the Erebidae family, is an invasive species known for its destructive larvae. The adult male moth has a wingspan of about 1.5 inches and is brown with dark markings, while the female is larger, white, and often flightless.

They are found in a variety of habitats, including forests and urban areas. The caterpillars are hairy and can defoliate large areas of forest.

Source: Opuntia, CC BY-SA 3.0, via Wikimedia Commons

Saddleback Caterpillar Moth (Acharia stimulea)

The Saddleback Caterpillar Moth, part of the Erebidae family, is small with a wingspan of about 1 inch. The adult moths are brown or gray with subtle markings.

They are found in forests, gardens, and meadows. The larvae are more notable, with a green “saddle” on their back and stinging spines. They feed on a variety of plants and can cause a painful sting if touched.

Hickory Tussock Moth (Lophocampa caryae)

The Hickory Tussock Moth, another Erebidae member, has a wingspan of about 1.5 to 2 inches. The adult moths are white with black markings and a bit of yellow or brown. They are found in deciduous forests and woodlands.

The larvae are white with black tufts of hair and are known to feed on hickory, walnut, and other trees. Like some other tussock moth caterpillars, they can cause skin irritation if touched.

Banded Tussock Moth (Halysidota tessellaris)

The Banded Tussock Moth, belonging to the Erebidae family, has a wingspan of about 1.5 to 2 inches. The adult moths are characterized by their yellowish-brown color with bands of darker brown or gray across the wings.

They are commonly found in a variety of habitats, including forests, meadows, and gardens. The caterpillars are distinctive, with long tufts of hair and bands of black and yellow, and they feed on a wide range of deciduous trees and shrubs.

Milkweed Tussock Moth (Euchaetes egle)

The Milkweed Tussock Moth, also a member of the Erebidae family, has a wingspan of about 1 to 1.5 inches. The adults are gray or brown with a subtle pattern on their wings.

They are named for their larvae’s primary food source, milkweed, making them common in meadows and fields where milkweed grows. The caterpillars are striking, with tufts of black, white, and orange hairs, and they play a role in the ecosystem by feeding on milkweed, a plant toxic to many other species.

Yellow Woolly Bear (Spilosoma virginica)

The Yellow Woolly Bear, part of the Erebidae family, is known for its larval form. The adult moth has a wingspan of about 1.5 to 2 inches and is white with small black dots. They are found in a variety of habitats, including forests, grasslands, and gardens.

The caterpillars, known as woolly bears, are yellow or orange with long, soft hairs and feed on a variety of plants, including dandelions and other weeds.

Source: xpda, CC BY-SA 4.0, via Wikimedia Commons

Buff Ermine (Spilosoma luteum)

The Buff Ermine, another Erebidae family member, has a wingspan of about 1.5 to 2 inches. The moths are typically white or creamy yellow with small black dots and a few larger black spots.

They are common in a variety of habitats, including gardens, meadows, and woodlands. The caterpillars are hairy and feed on a variety of plants, including nettles and docks.

White Ermine (Spilosoma lubricipeda)

The White Ermine Moth, closely related to the Buff Ermine, has a wingspan of about 1.5 to 2 inches. The adults are white with numerous black dots scattered across their wings.

They are found in a range of habitats, including gardens, hedgerows, and grasslands. The caterpillars are hairy and feed on a wide range of plants, including nettles, docks, and dandelions.

Pale Tussock (Calliteara pudibunda)

The Pale Tussock Moth, part of the Erebidae family, has a wingspan of about 1.5 to 2 inches. The adult moths are gray or brown with a distinctive fluffy appearance.

They are commonly found in woodlands and gardens. The caterpillars are notable for their bright yellow or green color with tufts of hair and a red tail. They feed on a variety of deciduous trees and shrubs.

Vapourer Moth (Orgyia antiqua)

The Vapourer Moth, another Erebidae member, has a wingspan of about 1 to 1.5 inches. The males are brown with distinctive feathered antennae and a white stripe across the wings, while the females are flightless and grayish-brown.

They are found in a variety of habitats, including gardens, parks, and woodlands. The caterpillars are hairy with tufts of red and yellow hair and feed on a wide range of trees and shrubs.

Yellow-tail (Euproctis similis)

The Yellow-tail, belonging to the Erebidae family, has a wingspan of about 1.5 to 2 inches. The adult moths are white with a yellow or orange tuft at the end of their abdomen, giving them their name.

They are commonly found in woodlands and gardens. The caterpillars are hairy and black with a row of red spots down the back and feed on a variety of deciduous trees and shrubs.

Source: Charles J. Sharp , CC BY-SA 4.0, via Wikimedia Commons

Noctuidae

White-speck Moth (Mythimna unipuncta)

The white-speck moth, classified under the Noctuidae family, is known for its subtle yet distinctive appearance. It has a wingspan of about 1.5 to 2 inches. The forewings are typically a pale brown or gray color with a small, white dot (from which it gets its name) near the center.

This species is widespread and adaptable, found in various habitats including grasslands, agricultural areas, and gardens. The larvae, known as armyworms, can be agricultural pests, feeding on a wide range of crops and grasses.

The White-speck Moth is nocturnal and is commonly attracted to lights at night.

Arcigera Flower Moth (Schinia arcigera)

The Arcigera Flower Moth, also part of the Noctuidae family, is notable for its affinity to certain flowers, which its larvae feed on. This moth has a wingspan of approximately 1 to 1.5 inches.

The coloration of its wings is typically a blend of brown, tan, and orange hues, allowing it to camouflage effectively with its surroundings. It’s often found in meadows, fields, and prairies where its host plants grow.

The Arcigera Flower Moth is a nocturnal species, but it can also be seen at dusk, feeding on nectar.

Marsh Dagger (Acronicta insularis)

The Marsh Dagger, belonging to the Noctuidae family, is a species with a relatively understated appearance. It has a wingspan of about 1.5 to 2 inches. The forewings are usually gray or brown with various darker markings and lines, while the hindwings are paler.

This moth is typically found in marshy or wetland areas, hence its name. The larvae are known to feed on a variety of herbaceous plants and are sometimes found in gardens. The Marsh Dagger is primarily nocturnal and is often attracted to artificial lights.

Source: Dumi, CC BY-SA 3.0, via Wikimedia Commons

Dot Moth (Melanchra persicariae)

The Dot Moth, another member of the Noctuidae family, is recognized for its distinctive dotted pattern. It has a wingspan of around 1.5 to 2 inches. The forewings are generally dark brown or gray with a series of small white dots and intricate patterns, giving it a speckled appearance.

This moth is common in a variety of habitats, including gardens, woodlands, and grasslands across Europe. The larvae feed on a range of plants, including nettles and dock, making them quite versatile.

The Dot Moth is nocturnal and is frequently seen at light sources during the night.

Lasiocampidae

Large Tolype Moth (Tolype velleda)

The Large Tolype Moth, a member of the Lasiocampidae family, is known for its furry appearance. It has a wingspan of about 1.5 to 2.5 inches. The moths are generally gray or brown with a woolly texture, and the females are typically larger than the males.

They are found in wooded areas, particularly near deciduous trees, which serve as food for the larvae. The caterpillars are hairy and can be a nuisance in large numbers due to their feeding habits. The Large Tolype Moth is nocturnal and is often attracted to lights.

American Lappet Moth (Phyllodesma americana)

The American Lappet Moth, also in the Lasiocampidae family, is characterized by its unique leaf-like wing patterns. The wingspan ranges from 1 to 2 inches. The coloration of the wings is typically a blend of browns and grays, helping it to camouflage against tree bark.

This moth is found in forests and wooded areas across North America. The caterpillars have a distinctive appearance with fringed projections on their sides, resembling lappets. They feed on a variety of deciduous trees and shrubs.

American Lappet Moth

Acrolophidae

Eastern Grass Tubeworm Moth (Acrolophus plumifrontella)

Belonging to the Acrolophidae family, the Eastern Grass Tubeworm Moth is a small species with a wingspan of about 0.75 to 1 inch. The moths are usually brown or gray with a distinctive tuft of hair on their head.

They are commonly found in grassy areas, meadows, and fields. The larvae create protective cases or tubes out of silk and grass, which they carry around for protection. This behavior gives the species its common name.

Frilly Grass Tubeworm Moth (Acrolophus popeanella)

The Frilly Grass Tubeworm Moth, another member of the Acrolophidae family, is similar in size and habitat to the Eastern Grass Tubeworm Moth. It has a wingspan of approximately 0.75 to 1 inch. The moths are typically brown or tan with a fringed appearance.

They are found in grasslands and meadows, where the larvae feed on grasses and construct silk tubes mixed with grass blades for shelter.

Bombycidae

Spotted Apatelodes (Apatelodes torrefacta)

The Spotted Apatelodes, part of the Bombycidae family, is known for its striking appearance. It has a wingspan of about 1.5 to 2 inches. The moths are creamy white or light tan with small black spots scattered across their wings.

They are found in deciduous forests and woodlands. The larvae are also visually distinctive, being bright green with red and white stripes, feeding on a variety of trees and shrubs.

Thaumetopoeidae

Pine Processionary (Thaumetopoea pityocampa)

The Pine Processionary, belonging to the Thaumetopoeidae family, is notable for its unique larval behavior. The adult moths have a wingspan of about 1.5 to 2 inches and are generally gray or brown.

They are found in regions with pine trees, as the larvae feed exclusively on pine needles. The caterpillars are known for moving in nose-to-tail processions, hence the name.

These caterpillars can be a pest in pine forests and are also known for their irritating hairs, which can cause allergic reactions.

Source: Ben Sale from UK, CC BY 2.0, via Wikimedia Commons

Notodontidae

White-dotted Prominent (Nadata gibbosa)

The White-dotted Prominent, a member of the Notodontidae family, has a wingspan of about 1.5 to 2 inches. The moths are typically gray or brown with a distinctive white dot on each forewing.

They are found in deciduous forests and woodlands, where the larvae feed on the leaves of various trees, including oaks and maples. The caterpillars are known for their unique posture, raising their rear end when disturbed.

This moth is primarily nocturnal and is often attracted to light sources.

Conclusion

In conclusion, the diversity and complexity of hairy and fuzzy moths in our gardens and natural environments are truly remarkable.

From the striking patterns of the Giant Leopard Moth to the unique behaviors of the Pine Processionary, each species plays a vital role in their respective ecosystems.

While some, like the Gypsy Moth, are known for their destructive larvae, others, such as the Milkweed Tussock Moth, contribute to the balance of their habitats by feeding on specific plants.

Understanding these moths’ life cycles, behaviors, and habitats not only enhances our appreciation of nature’s intricacies but also underscores the importance of conserving diverse ecosystems where these fascinating creatures thrive.

Reader Emails

Over the years, our website, whatsthatbug.com has received hundreds of letters and some interesting images asking us about hairy moths. Scroll down to have a look at some of them.

Letter 1 – Euonymus Leaf Notcher Moth

Subject: Please Help 🙂
Location: Maryland – USA
November 10, 2012 3:05 am
Hello,
I was doing yard work yesterday when I noticed this bug after pulling up a plant that had died from a recent frost we had. It was moving slowly but I have never seen one of those before and am curious to know what it is and if it would be harmful in any way. I live in Maryland and we’re just now getting the cooler temps of a fall season. Any information is appreciated. Thanks!
Signature: flurrygurl

Euoymus Leaf Notcher Moth

Dear flurrygurl,
The Euonymus Leaf Notcher Moth,
Pryeria sinica, is an invasive exotic species with a caterpillar that feeds on cultivated euonymus.  The comment thread on this posting to BugGuide has some interesting information.  We originally informed our readership of this invasive species in 2005.

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