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.

Carpenter Bee

Carpenter Bee

A large, robust bee closely resembling a bumblebee but with a shiny, mostly bald black abdomen, known for excavating tunnel nests into bare, untreated wood.

bee
American Grasshopper

American Grasshopper

A large, strong-flying grasshopper related to the locusts of the Old World, the American grasshopper can occasionally form dense, damaging aggregations across the southern United States.

grasshopper-cricket
Great Southern White

Great Southern White

A crisp white butterfly with contrasting black-and-white checkered wingtips, often seen in large numbers along coastal habitats and open fields of the southern United States.

butterfly
Diana Fritillary

Diana Fritillary

A large southern Appalachian fritillary famous for extreme sexual dimorphism — males are burnt-orange and black while females are an iridescent blue-black that mimics a distasteful swallowtail.

butterfly
Blue-eyed Darner

Blue-eyed Darner

A large, fast-flying darner with brilliant sky-blue eyes that meet in a seam across the top of the head, patrolling ponds and open fields well into the evening.

dragonfly
Lubber Grasshopper

Lubber Grasshopper

Heavy-bodied and slow-moving, lubber grasshoppers make up for their poor flying ability with large size, bold coloring, and a lumbering, ground-bound lifestyle.

grasshopper-cricket
Squash Beetle

Squash Beetle

A large, coppery-orange, spotted beetle that resembles an oversized ladybird but, unlike most of its relatives, feeds on squash and pumpkin leaves rather than aphids.

beetle
Fishfly

Fishfly

A smaller, more modestly built cousin of the dobsonfly, often mistaken for its larger relative but lacking the dramatic elongated mandibles of male dobsonflies.

aquatic-insect
March Brown Mayfly

March Brown Mayfly

A speckled, mottled-winged mayfly whose springtime hatch is prized by anglers, the March Brown emerges from clean, rocky streams and is one of the earlier large mayflies of the season.

aquatic-insect
Pandora Sphinx Moth

Pandora Sphinx Moth

A large, richly mottled sphinx moth in shades of olive-green and dusky pink, with a streamlined body and angular wing markings that provide excellent camouflage against bark and foliage.

moth
Purple Emperor

Purple Emperor

A large, elusive woodland butterfly whose males flash an iridescent purple sheen in sunlight, spending most of their time high in the treetop canopy rather than visiting flowers.

butterfly
Old House Borer

Old House Borer

A grayish-brown to nearly black longhorn beetle whose larvae bore extensively through structural softwood, capable of causing large galleries hidden beneath the wood surface.

beetle
Stag Beetle

Stag Beetle

A large, glossy beetle whose males wield oversized, antler-like mandibles resembling a stag's rack of horns, used for wrestling rival males rather than for feeding.

beetle
Lacewing

Lacewing

A delicate, pale green insect with large, transparent, intricately veined wings and shining golden or copper-colored eyes, valued as a natural predator of aphids in its larval form.

other
Bullet Ant

Bullet Ant

A large, glossy reddish-black rainforest ant, among the biggest ants in the world, that nests at the base of trees and forages individually along trunks and branches of the tropical canopy floor.

ant
Achemon Sphinx Moth

Achemon Sphinx Moth

A large, streamlined sphinx moth with pinkish-brown forewings marked by darker scalloped patches and rosy pink hindwings edged in black, closely tied to grapevines as a larval host.

moth
Fire Ant

Fire Ant

A small reddish-brown ant that builds loose, crater-less dirt mounds in sunny open turf and mobilizes large numbers of workers rapidly when the nest is disturbed.

ant
White Admiral

White Admiral

A large, dark butterfly crossed by a bold white band on both wings, the northern form of the same species that produces the iridescent blue Red-spotted Purple farther south.

butterfly
Golden-winged Skimmer

Golden-winged Skimmer

A large skimmer of southeastern wetlands, its wings brushed with a warm golden-amber wash along the leading edge that catches the light as it patrols still, sunlit water.

dragonfly
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
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
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
Asian Lady Beetle

Asian Lady Beetle

A highly variable orange-to-red ladybird beetle, often bearing many black spots or none at all, famous for swarming into homes in large numbers during autumn.

beetle