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.

Tobacco Hornworm

Tobacco Hornworm

A large, chunky green caterpillar with diagonal white stripes and a curved red-orange horn at its tail end, often found stripping tomato and tobacco plants.

caterpillar-larva
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
Dampwood Termite

Dampwood Termite

A relatively large termite that nests directly inside heavily moistened, decaying wood such as rotting logs and stumps, needing no soil contact but requiring consistently damp timber.

other
Chinese Oak Silkmoth

Chinese Oak Silkmoth

A large, rust-brown silkmoth with prominent transparent eyespots on all four wings, native to oak forests of China and long cultivated there for coarse tussah silk production.

moth
Fire Ant Queen

Fire Ant Queen

The reproductive powerhouse of a fire ant colony, noticeably larger than the reddish worker ants and equipped with wings before she sheds them to found a new nest.

ant
Red Paper Wasp

Red Paper Wasp

A large, rusty-red paper wasp that builds open, umbrella-shaped nests under eaves and in sheltered structures, often seen hovering near its comb.

wasp
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
Malachite Butterfly

Malachite Butterfly

A large tropical butterfly named for the vivid green, mineral-like patches that break up its otherwise dark brown wings, giving it a translucent, stained-glass appearance in flight.

butterfly
Skipper Butterfly

Skipper Butterfly

A stocky, fast-darting butterfly with a large head, hooked antennae tips, and thick furry body, intermediate in appearance between butterflies and moths, named for its quick, skipping flight.

butterfly
Poplar Hawk-Moth

Poplar Hawk-Moth

A large, grayish-brown hawk-moth with an unusual resting posture in which the hindwings project forward past the forewings, revealing a hidden rust-red patch when disturbed.

moth
Common Buckeye

Common Buckeye

A medium-sized brown butterfly instantly recognizable by the large, colorful eyespots ringed in orange and blue on both its forewings and hindwings, thought to startle or deflect the attacks of predators.

butterfly
Jerusalem Cricket

Jerusalem Cricket

A large, wingless, ground-dwelling insect with a shiny amber body, a strikingly human-like face, and a robust, banded abdomen, most often uncovered while digging in soil.

grasshopper-cricket
Longhorn Beetle

Longhorn Beetle

A beetle instantly recognizable by antennae often longer than its own body, ranging from small woodland species to large, dramatically patterned tropical and temperate forms.

beetle
Luna Moth

Luna Moth

A large, pale lime-green silk moth with long, elegant tails trailing from its hindwings, considered one of the most striking nocturnal insects in North America.

moth
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
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
Ten-lined June Beetle

Ten-lined June Beetle

A large, brown scarab beetle marked with bold white racing stripes down its wing covers, known for its loud buzzing flight and hissing defensive squeak.

beetle
Oleander Hawk-Moth

Oleander Hawk-Moth

A large, strikingly camouflaged hawk-moth patterned in swirling olive-green, pink, and cream stripes that resemble oleander foliage, with a streamlined, torpedo-shaped body built for fast, hovering flight.

moth
Waved Sphinx Moth

Waved Sphinx Moth

A large gray-brown sphinx moth with fine wavy dark lines across the forewings and a scalloped outer wing margin, closely resembling a piece of weathered tree bark when at rest.

moth
Wheel Bug

Wheel Bug

A large, gray, armored-looking true bug named for the distinctive cog-like crest rising from its back, one of the biggest and most unmistakable assassin bugs in North America.

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
Locust

Locust

A large, powerful grasshopper capable of transforming from a solitary, harmless insect into a densely packed, migrating swarm when populations surge, historically famous for devastating crops across huge regions.

grasshopper-cricket
Common Housefly

Common Housefly

A dull gray fly with four dark stripes on its thorax and large reddish eyes, one of the most widespread insects on Earth thanks to its close association with human food and waste.

fly
House Fly

House Fly

A gray, fuzzy-bodied fly with four dark stripes on its thorax and large reddish compound eyes, famous for its erratic buzzing flight and tendency to land repeatedly on food and surfaces.

fly