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.

Camel Cricket

A wingless, humpbacked cricket with unusually long legs that gives it a spider-like appearance, often startling people when it turns up in damp basements or crawl spaces.

grasshopper-cricket

Soil Mite

A microscopic, heavily armored mite found by the millions in a single handful of soil, quietly breaking down leaf litter and helping build the fertile ground beneath forests and fields.

arachnid
Rose Chafer

Rose Chafer

A slender, tan, long-legged scarab beetle that gathers in swarms on rose blossoms and other flowers in late spring, chewing petals and foliage into a lacy, skeletonized pattern.

beetle
Spined Soldier Bug

Spined Soldier Bug

A predatory stink bug identified by the sharp, pointed spines projecting from its shoulders, valued in gardens and farm fields for hunting caterpillars, beetle larvae, and other pest insects.

true-bug
Sacred Scarab

Sacred Scarab

A stout, matte-black dung beetle famous for rolling balls of dung across the ground with its hind legs, and revered in Ancient Egypt as a symbol of the sun and renewal.

beetle
Mealworm

Mealworm

A tan, segmented larva with a shiny hard exoskeleton that tunnels through stored grain and flour before transforming into a darkling beetle.

caterpillar-larva
Black Vine Weevil

Black Vine Weevil

A flightless, all-black snout beetle notorious for notching the edges of leaves at night while its underground larvae feed on plant roots and crowns.

beetle
Oriental Cockroach

Oriental Cockroach

A dark, matte blackish-brown cockroach with short wings that do not cover the abdomen, especially in females, and a preference for cooler, damper hiding spots than most other common cockroaches.

other

Grub Worm

A plump, C-shaped, creamy-white larva with a distinct brown head, living underground where it feeds on grass and plant roots before eventually maturing into a scarab beetle.

beetle
Jewel Bug

Jewel Bug

A living gemstone of the insect world, the jewel bug shimmers in dazzling metallic greens, blues, reds, and golds. Its enlarged shield-like back covers the entire body, making it look like a polished piece of enamelware.

true-bug
Spiny Orb Weaver

Spiny Orb Weaver

A small, hard-shelled orb weaver shaped like a tiny crab, with six sharp spines projecting from a brightly colored abdomen suspended in a neat wheel-shaped web.

spider

White Grub

A pale, C-shaped larva with a brown head capsule and six stubby legs, spending its entire early life hidden underground feeding on roots before emerging as a stout May or June beetle.

beetle
Fireflies

Fireflies

A soft-bodied beetle famous for producing rhythmic, glowing flashes of light from its abdomen at dusk, used to signal and attract mates across meadows and gardens on warm summer evenings.

beetle
Cockchafer

Cockchafer

A large, reddish-brown scarab beetle with distinctive fan-shaped antennae, famous for its noisy, clumsy evening flights around trees in late spring, giving rise to its alternate name, the May bug.

beetle
Two-Spotted Stink Bug

Two-Spotted Stink Bug

A boldly patterned black-and-orange predatory stink bug named for the pair of dark spots on its back, best known for hunting Colorado potato beetle larvae in gardens and fields.

true-bug
Mexican Redknee Tarantula

Mexican Redknee Tarantula

One of the most recognizable tarantulas in the world, this heavy-bodied spider has jet-black legs banded with vivid orange-red at each joint, and defends itself by kicking a cloud of irritating hairs from its abdomen rather than attacking.

spider
American Copper

American Copper

A small, bright orange-and-black butterfly with fiery copper-colored forewings and dusky gray hindwings edged in orange, commonly seen darting low over weedy fields and vacant lots.

butterfly
Gulf Fritillary Caterpillar

Gulf Fritillary Caterpillar

A vivid burnt-orange caterpillar bristling with rows of branched black spines that specializes almost exclusively on passionflower vines.

caterpillar-larva
Stinging Rose Caterpillar

Stinging Rose Caterpillar

A boldly striped slug caterpillar in candy-like tones of yellow, orange, and purple, crowned with tufted spine clusters that can sting on contact.

caterpillar-larva
Julia Butterfly

Julia Butterfly

A brilliant, elongated-winged orange butterfly of tropical and subtropical habitats, with males glowing an intense unmarked orange and females showing subtler markings and a hint of black striping.

butterfly

Black Swallowtail Caterpillar

A striking green caterpillar banded with black and dotted with yellow spots, famous for the bright orange, forked osmeterium it flicks out when disturbed.

caterpillar-larva
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
Regal Moth (Hickory Horned Devil)

Regal Moth (Hickory Horned Devil)

One of the largest moths in North America, with orange-red and gray-veined wings on the adult, best known for its enormous, formidable-looking caterpillar, the hickory horned devil, a blue-green giant bristling with long orange spines.

moth

Firefly

A soft-bodied, dusk-flying beetle famous for the bioluminescent flashes it produces from its abdomen to attract mates on warm summer evenings.

beetle