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.

Varied Carpet Beetle

Varied Carpet Beetle

A tiny beetle mottled with white, brown, and yellow scales that, as a fuzzy larva, quietly grazes on natural fibers tucked away in closets and attics.

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Mexican Bean Beetle

Mexican Bean Beetle

A copper-colored, spotted beetle resembling an overgrown ladybird that feeds on bean plant leaves along with its spiny yellow larvae.

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Asian Lady Beetle

Asian Lady Beetle

A highly variable orange-to-red ladybird beetle, often bearing many black spots or none at all, famous for swarming into homes in large numbers during autumn.

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Red Flour Beetle

Red Flour Beetle

A tiny, flattened, rust-red beetle found in stored flour and grain worldwide, capable of flight and closely resembling the confused flour beetle apart from the shape of its antennal club.

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American Carrion Beetle

American Carrion Beetle

A broad, flattened black beetle with a striking pale yellow shield behind its head, commonly found on and around small animal carcasses where it feeds alongside fly larvae.

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Pine Sawyer Beetle

Pine Sawyer Beetle

A large, long-antennaed longhorn beetle of pine and spruce forests, mottled gray-brown to black, that produces a rasping sound when handled and whose larvae tunnel deep into dead or dying conifer wood.

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Spotted Cucumber Beetle

Spotted Cucumber Beetle

A small, elongated yellow-green beetle marked with twelve black spots across its wing covers, commonly seen on cucurbit and corn plants throughout the growing season.

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Lily Leaf Beetle

Lily Leaf Beetle

A brilliant scarlet-red beetle with a jet-black head, legs, and underside that feeds almost exclusively on true lilies and fritillaries, often stripping leaves down to bare stems.

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Net-winged Beetle

Net-winged Beetle

A soft-bodied beetle with broad, ridged wing covers patterned in bold orange or red and black bands, whose netlike wing venation and vivid coloring warn potential predators of its unpalatability.

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Great Silver Water Beetle

Great Silver Water Beetle

One of the largest beetles in Europe, the great silver water beetle is a glossy jet-black giant that rows through weedy ponds carrying a silvery film of air trapped beneath its body.

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Ten-lined June Beetle

Ten-lined June Beetle

A large, brown scarab beetle marked with bold white racing stripes down its wing covers, known for its loud buzzing flight and hissing defensive squeak.

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Devil's Coach Horse Beetle

Devil's Coach Horse Beetle

A large, matte-black rove beetle that raises its flexible abdomen up and over its back like a scorpion's tail and gapes its jaws when threatened, one of the biggest and most dramatic rove beetles in Europe.

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Metallic Wood-boring Beetle

Metallic Wood-boring Beetle

The North American common name for jewel beetles, emphasizing the wood-tunneling habits of their larvae, which leave telltale flattened, D-shaped exit holes in bark of stressed or dying trees.

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Diving Beetle Larva (Water Tiger)

Diving Beetle Larva (Water Tiger)

Nicknamed the water tiger, the larva of a predaceous diving beetle is an elongated, sickle-jawed hunter that stalks the shallows and seizes prey many times its own size.

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Predatory Stink Bug

Predatory Stink Bug

Unlike its plant-feeding relatives, the predatory stink bug is a hunter that spears caterpillars and beetle larvae with a stout beak. The spined soldier bug is a familiar shield-shaped garden ally.

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Green Stink Bug

Green Stink Bug

A broad, shield-shaped bug in solid bright green with a shell-like appearance, easily disturbed off host plants and known for releasing a pungent odor when handled.

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June Bug

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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Ladybug

Ladybug

A small, round, brightly colored beetle with a domed, shiny shell typically red or orange with black spots, one of the most recognizable and beloved beetles found in gardens worldwide.

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Old House Borer

Old House Borer

A grayish-brown to nearly black longhorn beetle whose larvae bore extensively through structural softwood, capable of causing large galleries hidden beneath the wood surface.

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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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Wireworm

Wireworm

Slender, shiny, and armor-hard, the wireworm is the long-lived soil-dwelling larva of a click beetle, spending years underground feeding on seeds, roots, and tubers before ever taking beetle form.

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Locust Borer

Locust Borer

A slender black longhorn beetle boldly striped with yellow, closely resembling a wasp, commonly seen visiting goldenrod flowers in autumn near black locust trees.

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Weevil

Weevil

A beetle instantly recognizable by its elongated, downward-curving snout tipped with tiny chewing mouthparts, used to bore into seeds, nuts, grain, and plant stems.

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Soil Mite

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.

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