Bug Identifier

Bug Encyclopedia

Search and identify bugs & insects — beetles, butterflies, moths, ants, bees, spiders and more — with size, habitat, danger, behavior, and how to tell them apart.

Termite

Termite

A pale, soft-bodied social insect that lives in hidden colonies and feeds on cellulose in wood and plant debris, often mistaken for an ant despite belonging to an entirely different insect order.

other
Small Tortoiseshell

Small Tortoiseshell

A vivid orange-red European garden butterfly patterned with black and yellow blocks and a border of blue crescents, one of the most familiar and widely recognized butterflies across its range.

butterfly
Tawny Emperor

Tawny Emperor

A warm orange-brown woodland butterfly, close relative of the Hackberry Emperor, best distinguished by its lack of a forewing eyespot and its habit of feeding on sap and dung rather than flowers.

butterfly
Periodical Cicada

Periodical Cicada

A black-bodied cicada with striking red eyes and orange-veined wings, famous for emerging in massive, synchronized broods after spending 13 or 17 years developing underground.

true-bug
Hornet

Hornet

A large, robust social wasp with a reddish-brown and yellow patterned body, notably bigger than yellowjackets, building enclosed papery nests often high in tree cavities or wall voids.

wasp
Woolly Aphid

Woolly Aphid

A tiny, soft-bodied aphid that hides beneath a dense coat of white, cottony wax filaments, often appearing as fuzzy white patches clustered on bark or twigs rather than as recognizable insects.

true-bug
Cucumber Beetle

Cucumber Beetle

A small, brightly colored beetle patterned with black spots or stripes on a yellow-green background, commonly seen crawling on the flowers and leaves of cucumber and squash plants.

beetle
Black Widow Spider

Black Widow Spider

A glossy black, globe-bodied spider best known for the red or orange hourglass marking on the underside of the female's rounded abdomen, usually found tucked in a tangled web near ground level.

spider
Painted Lady

Painted Lady

One of the most widely distributed butterflies on Earth, recognized by its orange-and-black mosaic wings with white-spotted black tips and its habit of long-distance migration across continents.

butterfly
Milkweed Leaf Beetle

Milkweed Leaf Beetle

A large, boldly colored leaf beetle in glossy orange-red with irregular black patches, found feeding exclusively on milkweed plants alongside monarch caterpillars.

beetle
Brown Lacewing

Brown Lacewing

Smaller and less conspicuous than its green relatives, the Brown Lacewing is a subtle but effective predator of aphids and other tiny insects in gardens, forests, and orchards.

other
Flame Skimmer

Flame Skimmer

A blazing orange-red dragonfly of western waterways, the Flame Skimmer perches boldly on sunlit rocks and twigs, its amber-tinted wings glowing like embers in flight.

dragonfly
Eastern Amberwing

Eastern Amberwing

One of North America's smallest dragonflies, the male Eastern Amberwing glows with solid amber-orange wings and often wags its abdomen in a wasp-like display over floating algae.

dragonfly
Mayfly

Mayfly

A delicate insect with upright, sail-like wings and long, thread-thin tail filaments, famous for emerging by the millions in brief, synchronized swarms before dying within a day or two.

aquatic-insect
Comma Butterfly

Comma Butterfly

An orange-brown butterfly with distinctively ragged, scalloped wing edges and a small white comma-shaped mark on the underside of the hindwing, resembling a dead leaf when at rest.

butterfly
Common Ringlet

Common Ringlet

A small, plain buff-orange satyr butterfly of open grassy places, notable for its understated coloring and Holarctic distribution spanning North America, Europe, and Asia.

butterfly
Garden Tiger Moth

Garden Tiger Moth

A boldly patterned tiger moth with chocolate-brown, cream-marbled forewings that flash to reveal vivid orange hindwings dotted with blue-black spots when the moth is disturbed.

moth
Ground Beetle

Ground Beetle

A fast-moving, shiny black or metallic beetle with long legs and prominent jaws, usually found scurrying under rocks and debris where it hunts other small invertebrates.

beetle
Great Spangled Fritillary

Great Spangled Fritillary

A large, robust orange butterfly with bold black markings above and a striking array of large silvery spangles on a tawny-brown underside, closely tied to woodland violets.

butterfly
Question Mark Butterfly

Question Mark Butterfly

A ragged-edged anglewing butterfly named for the tiny silver question-mark squiggle on its mottled brown underside, with tawny-orange upperwings dotted in black.

butterfly
Yellow-spotted Millipede

Yellow-spotted Millipede

A striking black millipede lined with bright yellow-orange spots along its flanks, one of the most recognizable invertebrates of the Pacific coast's damp forest floors.

myriapod
Garden Spider

Garden Spider

A large, strikingly patterned orb weaver with a black-and-yellow abdomen and a bold zigzag band of silk woven into the center of its web, making it one of the most recognizable garden spiders.

spider
Banded Woolly Bear Moth

Banded Woolly Bear Moth

Best known as the black-and-rust-banded fuzzy caterpillar that famously curls into a ball when disturbed, this species matures into a plain golden-orange to tan tiger moth.

moth
European Paper Wasp

European Paper Wasp

A slender, orange-antennaed social wasp that builds small, open umbrella-shaped paper combs under eaves and ledges, now common well beyond its native European range.

wasp