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.

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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Squash Beetle
A large, coppery-orange, spotted beetle that resembles an oversized ladybird but, unlike most of its relatives, feeds on squash and pumpkin leaves rather than aphids.
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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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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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Cucumber Beetle
A small, brightly colored beetle patterned with black spots or stripes on a yellow-green background, commonly seen crawling on the flowers and leaves of cucumber and squash plants.
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Soldier Beetle
A slender, soft-bodied beetle in orange and black or yellow and brown, often seen clustered on late-summer flowers where it feeds on pollen, nectar, and small insects.
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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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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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Elm Leaf Beetle
A yellow-green leaf beetle with dark side stripes that skeletonizes elm foliage and gathers in large numbers to overwinter in buildings.
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Colorado Potato Beetle
A rounded, boldly striped yellow-and-black beetle that is one of the most notorious defoliators of potato plants, easily spotted marching across leaves in gardens and fields.
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Striped Cucumber Beetle
A small, bright yellow beetle marked with three bold black stripes running the length of its wing covers, a frequent and highly visible visitor to cucumber, squash, and melon plants.
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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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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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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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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.
beetleLily 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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Seven-spotted Ladybird
A classic bright red ladybird with exactly seven black spots, one of the most iconic and widely recognized beetles in the world.
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Mealworm
A tan, segmented larva with a shiny hard exoskeleton that tunnels through stored grain and flour before transforming into a darkling beetle.
caterpillar-larva
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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Rose Chafer
A slender, tan, long-legged scarab beetle that gathers in swarms on rose blossoms and other flowers in late spring, chewing petals and foliage into a lacy, skeletonized pattern.
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Giant Swallowtail
The largest butterfly in North America, a dark brown giant marked with a bold diagonal yellow band and yellow spotting that forms an X-like pattern when the wings are spread.
butterflyGlowworm 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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Peck's Skipper
A tiny, tawny-orange and brown skipper with a bold, irregular yellow patch on the underside of the hindwing that looks almost like a splash of paint.
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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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