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.
White Grub
A pale, C-shaped larva with a brown head capsule and six stubby legs, spending its entire early life hidden underground feeding on roots before emerging as a stout May or June beetle.
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Scarab Beetle
A broad, often glossy beetle family recognized by its distinctive fan-like clubbed antennae, ranging from tiny dung-rollers to massive horned giants, found on every continent except Antarctica.
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Grub Worm
A plump, C-shaped, creamy-white larva with a distinct brown head, living underground where it feeds on grass and plant roots before eventually maturing into a scarab beetle.
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Sacred Scarab
A stout, matte-black dung beetle famous for rolling balls of dung across the ground with its hind legs, and revered in Ancient Egypt as a symbol of the sun and renewal.
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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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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.
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Cabbage White
A common, small white butterfly with one or two black wing spots, whose green caterpillars are a familiar sight feeding on cabbage-family garden plants.
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Dung Beetle
A stout, often glossy black or metallic beetle famous for rolling, burying, or tunneling into animal dung, an unglamorous but ecologically vital habit that recycles nutrients back into the soil.
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Goliath Beetle
One of the largest and heaviest beetles on Earth, a massive scarab with a bold pattern of black, white, and brown stripes across its shield-like body.
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June Beetle
A stout, reddish-brown scarab beetle that emerges in late spring and early summer, famous for clumsily bumping into porch lights and window screens at night.
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Mealworm Beetle
A shiny, oval, dark reddish-brown to nearly black beetle whose larva, the familiar 'mealworm,' is a common sight in stored grain products.
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Carpet Beetle
A tiny, rounded beetle with a mottled scale pattern of white, brown, and yellow, whose bristly larvae are known for feeding on wool, fur, and other dried animal fibers indoors.
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Fig Beetle
A large, dull metallic-green scarab beetle with a loud, buzzing flight, often seen crash-landing near ripe or overripe fruit and compost piles on warm summer days.
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Glowworm Beetle
A beetle whose females remain larva-like and glowing for their entire lives, producing rows of soft greenish light along their segmented, worm-like bodies, while males develop into small, feathery-antennaed flying beetles.
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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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Green June Beetle
A large, velvety green scarab beetle with bronze edges that flies with a loud buzzing drone on warm summer days, often seen around ripening fruit.
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Asian Longhorned Beetle
A large, glossy black longhorn beetle patterned with irregular white spots and boldly banded blue-white antennae, notable as one of the largest and most eye-catching wood-boring beetles seen in temperate hardwood trees.
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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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Eyed Click Beetle
A large, mottled black-and-white beetle marked with two prominent false eyespots on its thorax, well known for its ability to snap its body into the air with an audible click when flipped onto its back.
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Convergent Ladybird Beetle
A common orange-red ladybird with black spots and two distinctive converging white lines on its thorax, widely valued as a natural aphid predator.
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Flower Chafer Beetle
Often clad in brilliant metallic greens, golds, and bronzes, flower chafers are day-flying scarab beetles that feed on flowers. Many buzz loudly in flight and keep their wing covers closed as they take off.
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Water Penny Beetle
A flattened, coin-shaped larva that clings almost invisibly to the surface of submerged stream rocks, named for its uncanny resemblance to a small penny.
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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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Maggot
A pale, legless, tapering grub that wriggles through rotting food and organic waste, the larval stage of a fly.
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