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.

Broad-Headed Bug

Broad-Headed Bug

A slender, dark true bug with a notably wide head, whose nymphs are remarkable ant mimics that scurry among leaf litter before maturing into fliers that resemble small leaf-footed bugs.

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Elm Seed Bug

Elm Seed Bug

A slim, brownish-orange seed bug that develops on elm seeds and becomes a familiar autumn nuisance as it seeks shelter on sun-warmed walls and window frames.

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Western Conifer Seed Bug

Western Conifer Seed Bug

A large brown true bug with flattened, leaf-shaped hind legs, native to conifer forests of the western United States but now widespread and notorious for gathering on and inside buildings as cooler weather approaches.

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Lantern Bug (Peanut-head Bug)

Lantern Bug (Peanut-head Bug)

A bizarre rainforest planthopper whose head is drawn out into a huge, hollow, peanut-shaped snout, and whose hindwings flash a pair of large eyespots resembling the face of a small reptile.

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Shield Bug (Stink Bug)

A broad, shield-shaped true bug that releases a sharp, pungent odour from glands on its body when disturbed, a defence that gives the whole family its common name.

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Bed Bug (Bat Bug)

Bed Bug (Bat Bug)

A small, flat, reddish-brown, wingless true bug that hides in tight seams and crevices by day and feeds on blood at night, closely related to the bat bug, which occupies a similar niche in bat roosts.

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Ripple Bug

A tiny, dark true bug that skates across the surface film of calm water, producing the faint ripples that give it its common name as it hunts for small prey trapped at the surface.

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Bed Bug

Bed Bug

A small, flat, reddish-brown, wingless insect shaped like an apple seed that hides in mattress seams and bed frames by day and emerges at night to feed.

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Milkweed Bug

Milkweed Bug

A bold orange-and-black true bug that clusters conspicuously on milkweed seed pods, its warning colours advertising the plant toxins it safely stores from its host.

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Stink Bug

Stink Bug

A broad, shield-shaped true bug that releases a pungent defensive odor when handled or crushed, commonly found on garden vegetables and fruit trees.

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Wheel Bug

Wheel Bug

A large, gray, armored-looking true bug named for the distinctive cog-like crest rising from its back, one of the biggest and most unmistakable assassin bugs in North America.

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Toad Bug

Toad Bug

A squat, warty-looking true bug with bulging eyes and a mottled brown pattern, so named for its uncanny resemblance to a tiny toad as it hops along muddy shorelines.

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Thorn Bug

Thorn Bug

A tiny treehopper whose greatly enlarged, thorn-shaped pronotum lets it disappear in plain sight among the real thorns of the branches it clusters on.

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Saucer Bug

Saucer Bug

Flattened and rounded like its namesake, the saucer bug is a stout, oval predator that lurks among pondweed, ambushing small invertebrates and other prey with a piercing beak.

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Potato Bug

Potato Bug

A rounded, boldly striped beetle in cream and black that feeds on potato and other nightshade foliage, easily recognized by the ten black stripes running down its wing covers.

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Lace Bug

A tiny, flattened true bug with delicately sculpted, lace-like wings resembling fine netting, the lace bug feeds in colonies on the undersides of leaves, leaving a stippled, bleached pattern on foliage.

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Kissing Bug

Kissing Bug

A dark, elongated true bug with a narrow, cone-shaped head and distinctive orange or red markings along the edges of its abdomen, most active at night.

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June Bug

A chunky, reddish-brown to nearly black scarab beetle that bumbles noisily around porch lights on warm late-spring and early-summer evenings.

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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.

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Damsel Bug

A slender, tan to brown true bug with a narrow head and elongated front legs adapted for grasping, the damsel bug is a common predator patrolling foliage for soft-bodied insects.

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Cabbage Bug

Cabbage Bug

A small, metallic shield bug patterned in contrasting patches of black with red, white, or yellow, closely tied to cabbage and other brassica crops across Europe and Asia.

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Ambush Bug

A chunky, irregularly shaped true bug with thickened, raptorial front legs, the ambush bug hides motionless on flowers, blending into the petals while waiting to seize visiting pollinators.

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Milkweed Bug (Large Milkweed Bug)

Milkweed Bug (Large Milkweed Bug)

A boldly patterned orange-and-black true bug found clustering on milkweed seed pods, sporting an elongated body with a distinctive black band across the wings.

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Bagrada Bug

Bagrada Bug

A tiny, orange-and-black stink bug with an intricate mottled pattern, notable as a small-bodied specialist pest of cabbage-family plants in warm, dry climates.

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