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.

Garden Tiger Moth

Garden Tiger Moth

A boldly patterned tiger moth with chocolate-brown, cream-marbled forewings that flash to reveal vivid orange hindwings dotted with blue-black spots when the moth is disturbed.

moth
Cabbage Looper Moth

Cabbage Looper Moth

A drab mottled-brown moth best known for its pale green, looping caterpillar that arches its back like an inchworm while feeding on garden vegetables.

moth
Eyed Hawk-Moth

Eyed Hawk-Moth

A pinkish-brown hawk-moth that reveals a pair of large, blue-and-black eyespots on its hindwings when threatened, using the sudden flash of "eyes" to startle would-be predators.

moth
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
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
Gypsy Cutworm Moth

Gypsy Cutworm Moth

A plain, mottled grey-brown night-flying moth whose stout, soil-dwelling larvae are known as cutworms for their habit of severing young plant stems near ground level.

moth
Ruby Tiger Moth

Ruby Tiger Moth

A small, warm reddish-brown tiger moth with plain rosy-tinted forewings and pink-flushed hindwings dotted with dark spots, often seen resting openly on vegetation in sunny, open habitats.

moth
Old Lady Moth

Old Lady Moth

A large, dusky brown noctuid moth with an intricate, wood-grain-like pattern of dark streaks and pale flecks across broad wings, often found resting motionless in sheds and against tree bark by day.

moth
Pine Processionary Moth

Pine Processionary Moth

An unremarkable grey-brown moth known almost entirely through its larvae, which build large silken nests in pine trees and travel to feed in long, head-to-tail processions covered in fine defensive hairs.

moth
Polyphemus Moth Caterpillar

Polyphemus Moth Caterpillar

A plump, apple-green giant silk moth larva with rows of silvery spots that swells to the size of a large finger before spinning a papery brown cocoon.

caterpillar-larva
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
Small Emperor Moth

Small Emperor Moth

A striking day-flying moth with large eyespots on all four wings, gray-brown coloring in males and paler gray in the larger females, native to heathlands and open countryside across Europe.

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
Angle Shades Moth

Angle Shades Moth

A common night-flying moth whose forewings fold into a crumpled, tent-like shape that mimics a withered or damaged leaf, marked with bold olive-green and pinkish-brown zigzag bands.

moth
Silver Y Moth

Silver Y Moth

A fast-flying, day-active noctuid moth named for the metallic silver Y- or gamma-shaped mark on each mottled grey-brown forewing, famous for its long-distance migratory flights.

moth
Lime Hawk-Moth

Lime Hawk-Moth

A stout, angular-winged hawk-moth in muted greens, browns, or pinks with deeply scalloped wing margins, closely tied to lime (linden) trees for its larval development.

moth
Ailanthus Silkmoth (Cynthia Moth)

Ailanthus Silkmoth (Cynthia Moth)

A very large silkmoth with broad, tan-brown wings crossed by white, crescent-moon-shaped bands, closely associated with the fast-spreading tree-of-heaven that both feeds its larvae and carried the species around the world.

moth
White-lined Sphinx Moth

White-lined Sphinx Moth

A fast, hovering moth often mistaken for a hummingbird as it darts between flowers at dusk, identifiable by the bold cream-colored stripe running across each streamlined brown forewing.

moth
Tobacco Hornworm Moth (Carolina Sphinx)

Tobacco Hornworm Moth (Carolina Sphinx)

A large, streamlined gray-brown sphinx moth with six pairs of orange spots along its abdomen, best known as the adult stage of the tobacco hornworm caterpillar that feeds on tomato and tobacco plants.

moth
Tomato Hornworm Moth (Five-spotted Hawkmoth)

Tomato Hornworm Moth (Five-spotted Hawkmoth)

A large, robust grey-brown sphinx moth named for the five pairs of yellow-orange spots along its abdomen, best known as the adult form of the large green tomato hornworm caterpillar familiar to home gardeners.

moth
Hobo Spider

Hobo Spider

A fast-running, brown funnel-web spider with a chevron pattern down its abdomen, the hobo spider builds a flat, non-sticky sheet web that narrows into a tunnel retreat where it waits for prey.

spider
American House Spider

American House Spider

A small, brownish spider with a bulbous, mottled abdomen that spins loose, irregular tangle webs in quiet corners, ceilings, and window frames.

spider
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
Tsetse Fly

Tsetse Fly

A stout grayish-brown fly of African woodlands whose rigid, forward-jutting proboscis and scissor-folded wings set it apart from any ordinary house fly.

fly