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.

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.

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Plume Moth

Plume Moth

A slender, long-legged moth that rests with its wings rolled tightly and held out at right angles to its body, forming a distinctive letter-T silhouette.

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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.

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Drinker Moth

Drinker Moth

A stout, furry moth with warm tawny-orange to buff-brown wings marked by two small white spots on each forewing, named for its caterpillar's habit of drinking water droplets from grass blades.

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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.

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Tussock Moth

Tussock Moth

A moth with a striking split lifestyle: winged, drab gray-brown males fly to seek out flightless, grub-like females, while the ornate caterpillars sport dense tufts of colorful bristly hair.

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Comet Moth (Madagascan Moon Moth)

Comet Moth (Madagascan Moon Moth)

One of the largest and most spectacular silk moths in the world, with pale yellow-to-red wings and extraordinarily long, ribbon-like tails on the hindwings.

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Indianmeal Moth

Indianmeal Moth

A small moth with two-toned, coppery-and-gray wings whose caterpillars spin silken webbing through stored grain, cereal, and dried fruit.

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Underwing Moth

Underwing Moth

A master of camouflage whose bark-patterned forewings hide brightly colored, banded hindwings that flash into view only when the moth is disturbed in flight.

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Armyworm Moth

Armyworm Moth

A plain tan to reddish-brown moth whose caterpillars are famous for marching in large groups across fields, stripping grasses and grain crops as they move.

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Bumblebee Moth

Bumblebee Moth

A fuzzy, day-flying sphinx moth that hovers at flowers like a bee, with mostly clear wings and a black-and-yellow banded body that mimics a bumblebee.

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Sphinx Moth

Sphinx Moth

A large, streamlined, fast-flying moth with narrow triangular wings and a robust, tapering body, famous for hovering at flowers at dusk like a hummingbird.

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Atlas Moth

Atlas Moth

One of the largest moths in the world by wing surface area, the Atlas Moth is a giant reddish-brown silkmoth with striking triangular wingtip patches that resemble the heads of snakes.

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Io Moth

Io Moth

A striking yellow (male) or reddish-brown (female) silkmoth instantly recognizable by the large, dark eyespot ringed in blue and black on each hindwing, flashed suddenly to startle predators.

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Diamondback Moth

Diamondback Moth

A small, slender grey-brown moth named for the pale, diamond-shaped pattern that appears down its back when the wings are folded, best known as a widespread pest of cabbage and other brassica crops.

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Puss Moth

Puss Moth

A stout, furry gray-and-white moth named for its dense, cat-like coat of hair, best known for its bizarre green caterpillar with a hump-backed, face-like front end and forked tail filaments used in defensive displays.

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Cinnabar Moth

Cinnabar Moth

A striking black-and-red day-flying moth whose boldly banded orange-and-black caterpillars feed conspicuously on ragwort, sequestering plant compounds as a chemical defense advertised by their vivid warning colors.

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Peppered Moth

Peppered Moth

A medium-sized moth with finely speckled black-and-white wings that camouflage it against lichen-covered bark, world-famous as a textbook example of evolution in action during the industrial era.

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Bogong Moth

Bogong Moth

A modest brown, mottled moth famous for its extraordinary mass seasonal migration across thousands of kilometers to cool alpine caves in the Australian mountains, forming one of the largest known insect migrations by biomass.

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Cecropia Moth

Cecropia Moth

North America's largest native moth, the Cecropia is a spectacular giant silkmoth with reddish-brown wings marked by crescent-shaped white spots and bold bands of red, white, and tan.

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Corn Earworm Moth

Corn Earworm Moth

A tan to olive-colored moth whose caterpillar, the corn earworm, is one of the most economically significant crop pests in North America, feeding inside corn ears, tomatoes, and cotton bolls.

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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.

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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.

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Hummingbird Clearwing Moth

Hummingbird Clearwing Moth

A robust, olive-and-burgundy day-flying moth with mostly transparent wings that hovers at flowers exactly like a tiny hummingbird, unspooling a long proboscis to sip nectar.

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