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.

Portia Spider

Portia Spider

A small jumping spider with an outsized reputation for intelligence, famous for stalking and outwitting other spiders using deceptive tactics and apparent problem-solving.

spider
Luna Silkmoth

Luna Silkmoth

A large, pale lime-green silkmoth with long, trailing tails on its hindwings and delicate eyespots, widely regarded as one of the most striking moths in North America.

moth
Lappet Moth

Lappet Moth

A large, richly textured moth with deeply scalloped, russet-brown wings that fold into an uncanny dead-leaf silhouette, one of the most convincing leaf mimics among European moths.

moth
Little Yellow

Little Yellow

A tiny, pale lemon-yellow butterfly with a thin, crisp black wing border, fluttering close to the ground in fields and roadsides across the southern and eastern United States.

butterfly
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

Fireflies (Lightning Bug)

A soft-bodied beetle that turns summer evenings magical by flashing rhythmic patterns of cold light from its abdomen to attract mates across meadows and forest edges.

beetle
Ladybug

Ladybug

A small, round, brightly colored beetle with a domed, shiny shell typically red or orange with black spots, one of the most recognizable and beloved beetles found in gardens worldwide.

beetle
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

Huntsman Spider

With legs splayed crab-like to either side of a flattened body, the huntsman spider is built for speed, capable of scuttling sideways across walls and tree trunks in pursuit of prey.

spider
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

Leaf Miner

Rather than chewing from the outside, a leaf miner larva tunnels between the upper and lower surfaces of a leaf, leaving behind pale, winding trails or blotches that trace its path as it feeds.

fly
Leaf-Footed Bug

Leaf-Footed Bug

A large, elongated brown true bug named for the flattened, leaf-shaped expansions on its hind legs, often found feeding on fruits, seeds, and vegetables in gardens and orchards.

true-bug
Green Bottle Fly

Green Bottle Fly

A brilliantly iridescent, metallic green fly frequently seen basking on sunny surfaces outdoors, easily recognized by its shining emerald body and quick, buzzing flight.

fly
Jumping Spider

Jumping Spider

A compact, often furry, day-active spider with unusually large forward-facing eyes that give it an alert, curious look, known for stalking prey and pouncing in a sudden leap.

spider
Formosan Subterranean Termite

Formosan Subterranean Termite

A pale, aggressive subterranean termite native to East Asia that builds enormous colonies and can construct large above-ground carton nests in trees, walls, and structures.

other
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
Earthworm

Earthworm

A long, smooth, segmented soil-dweller with no legs, eyes, or shell, best recognized by its ringed body and the pale saddle-like band (clitellum) found on mature individuals.

other
Corn Earworm Moth

Corn Earworm Moth

A tan to olive-colored moth whose caterpillar, the corn earworm, is one of the most economically significant crop pests in North America, feeding inside corn ears, tomatoes, and cotton bolls.

moth
Deathstalker Scorpion

Deathstalker Scorpion

A slender, pale yellow scorpion of Middle Eastern and North African deserts, famed for its striking coloration and status as one of the most studied scorpions in scientific research.

arachnid
Eastern Tent Caterpillar

Eastern Tent Caterpillar

A fuzzy, blue-flecked caterpillar with a pale stripe down its back, famous for spinning large communal silk tents in the forked branches of cherry and apple trees each spring.

caterpillar-larva

Camel Spider

A fast-running desert arachnid, neither a true spider nor scorpion, with enormous jaw-like chelicerae and a reputation exaggerated far beyond its actual behavior.

arachnid
Click Beetle

Click Beetle

An elongated, streamlined beetle famous for the audible clicking snap it makes to flip itself upright when placed on its back, a spring-loaded escape mechanism unique to this family.

beetle
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
Ebony Jewelwing

Ebony Jewelwing

With entirely jet-black wings and a metallic emerald-green body, the Ebony Jewelwing flutters through streamside shade like a living jewel, its wings flashing in filtered sunlight.

other