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.

Indian Meal Moth

Indian Meal Moth

A small, distinctively two-toned moth with pale grey-tan inner wings and coppery-reddish outer wings, widely recognized as the most common moth found infesting stored dry food products in homes.

moth
Gypsy Moth (Spongy Moth)

Gypsy Moth (Spongy Moth)

A strongly sexually dimorphic moth, recently renamed the Spongy Moth for its distinctive spongy, tan egg masses, whose caterpillars are known for periodically defoliating oak and other hardwood trees in large outbreak years.

moth
Winter Moth

Winter Moth

A small tan-brown moth unusual for flying in the cold of late autumn and early winter, with strongly dimorphic sexes: fully winged males and flightless, near-wingless females that climb tree trunks to lay eggs.

moth
Grain Moth

Grain Moth

A tiny buff-colored moth whose larvae tunnel invisibly inside individual kernels of stored grain, hollowing them out from within.

moth
Wax Moth

Wax Moth

A plain grey-brown moth whose larvae tunnel through beeswax honeycomb, spinning silk webbing as they feed, making it a well-known pest of beekeeping operations.

moth
Clothes Moth

Clothes Moth

A tiny, pale golden moth that avoids light and flutters weakly from dark closets, more often noticed by the damage its larvae leave in stored fabrics than by the moth itself.

moth
Vapourer Moth

Vapourer Moth

A small tussock moth with striking sexual dimorphism: rusty-orange, day-flying males with feathery antennae contrast with flightless, grub-like grey females that never leave their cocoon to lay eggs.

moth
Webbing Clothes Moth

Webbing Clothes Moth

A small, plain golden-buff moth that avoids light and flutters weakly from dark closets, leaving silken webbing where its larvae have grazed on wool and fur.

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
Common Clothes Moth

Common Clothes Moth

A tiny, plain golden-buff moth that rarely flies far into open light, best known not for its adult form but for its silk-spinning larvae that chew holes in wool, fur, and feathers.

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
Mediterranean Flour Moth

Mediterranean Flour Moth

A small, pale grey moth with fine dark wavy lines on its forewings, whose larvae spin webbing through flour, grain, and other stored dry food products, making it a well-known pest of mills and pantries.

moth
Indian Stick Insect

Indian Stick Insect

A slender, twig-mimicking insect so unremarkable in stillness that it disappears among the stems it feeds on, one of the most widely raised stick insects in the world.

mantis-stick
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
Codling Moth Larva

Codling Moth Larva

The classic 'worm in the apple,' this pinkish-white caterpillar tunnels straight to the core of apples and pears, leaving a telltale frass-plugged entry hole behind.

caterpillar-larva
Moth

Moth

A broad group of scale-winged insects related to butterflies, typically nocturnal, with stout, often furry bodies and feathery or thread-like antennae.

moth
Fox Moth

Fox Moth

A stout, reddish-brown moth with a pale diagonal band across each forewing, closely resembling a fox in color, most often noticed as its large, densely furred dark caterpillar basking on open ground in spring.

moth
Gypsy Moth Caterpillar (Spongy Moth)

Gypsy Moth Caterpillar (Spongy Moth)

A bristly, blue-and-red-spotted caterpillar that can strip entire hardwood forests bare during major outbreak years.

caterpillar-larva
Codling Moth

Codling Moth

A small, inconspicuous grey-brown moth best known through the work of its larva, the classic apple 'worm' that tunnels into fruit, making this tiny moth one of the most economically significant insects in orchards worldwide.

moth
Lappet Moth

Lappet Moth

A large, richly textured moth with deeply scalloped, russet-brown wings that fold into an uncanny dead-leaf silhouette, one of the most convincing leaf mimics among European moths.

moth
Bagworm Moth

Bagworm Moth

A moth best known for its larva's habit of constructing and living inside a spindle-shaped case of silk and plant debris that hangs from twigs, with adult males a plain sooty-winged moth and females remaining wingless and grub-like inside the bag for life.

moth
Polyphemus Moth

Polyphemus Moth

A large tan-to-golden-brown silkmoth named for the mythological one-eyed giant, thanks to the single large, transparent eyespot on each hindwing that flashes into view when the moth is startled.

moth
Emperor Moth

Emperor Moth

A striking silk moth with a large eyespot on each of its four wings, showing pronounced differences between the smaller, orange-brown, day-flying males and the larger, greyer, night-flying females.

moth
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