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.

Pipevine Swallowtail

Pipevine Swallowtail

A striking black swallowtail with iridescent blue-green hindwings and a row of round orange spots beneath, whose toxin-sequestering caterpillars make it a model for several butterfly mimics.

butterfly
American Lady

American Lady

A boldly patterned orange-and-black brushfoot butterfly best identified by two large eyespots on its underside hindwing and a distinctive small white spot within the orange field of its forewing.

butterfly
Dung Beetle

Dung Beetle

A stout, often glossy black or metallic beetle famous for rolling, burying, or tunneling into animal dung, an unglamorous but ecologically vital habit that recycles nutrients back into the soil.

beetle
Great Tiger Moth

Great Tiger Moth

A boldly patterned tiger moth with chocolate-brown and cream lace-like markings on the forewings and vivid orange hindwings spotted with blue-black, one of the most visually striking moths in temperate gardens.

moth
Pine Sawyer Beetle

Pine Sawyer Beetle

A large, long-antennaed longhorn beetle of pine and spruce forests, mottled gray-brown to black, that produces a rasping sound when handled and whose larvae tunnel deep into dead or dying conifer wood.

beetle
Viceroy Butterfly

Viceroy Butterfly

An orange-and-black butterfly closely resembling the monarch, distinguished by a smaller size and a distinctive black line crossing the veins of the hindwing, and long cited as a classic example of mimicry between two unrelated species.

butterfly
Great Golden Digger Wasp

Great Golden Digger Wasp

A large, strikingly two-toned solitary wasp with a golden-haired thorax, reddish-orange midsection, and black-tipped abdomen, often seen digging burrows in bare soil to stock with paralyzed katydids and crickets.

wasp
Red-spotted Purple

Red-spotted Purple

A large, iridescent blue-black butterfly lacking tails, notable for closely mimicking the unpalatable Pipevine Swallowtail, with rows of red-orange spots visible along the underside wing margins.

butterfly
Variegated Fritillary

Variegated Fritillary

A wide-ranging, mottled orange-brown butterfly that lacks the silvery underside spots of true fritillaries and instead shows an intricate patchwork of tan, orange, and black markings, known for its wandering, migratory habits.

butterfly
Gray Hairstreak

Gray Hairstreak

A small slate-gray butterfly with thin white lines, an orange-capped black spot near the hindwing tail, and one of the broadest host-plant ranges of any North American butterfly, making it a familiar visitor to gardens and fields alike.

butterfly