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.
Jewel Beetle
A sleek, bullet-shaped beetle wrapped in brilliant iridescent metallic colors — green, copper, blue, or gold — that seem to shift with the angle of light.
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Blister Beetle
An elongated, soft-bodied beetle with a distinctly narrow neck, often seen feeding in small groups on flowers, and known for releasing a defensive chemical from its leg joints when disturbed.
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Stag Beetle
A large, glossy beetle whose males wield oversized, antler-like mandibles resembling a stag's rack of horns, used for wrestling rival males rather than for feeding.
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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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Snout Beetle
A small beetle instantly recognized by its elongated, downward-curving snout, tipped with chewing mouthparts, used to bore into seeds, nuts, stems, or fruit.
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Tiger Beetle
A fast, metallic-hued ground beetle with oversized sickle-shaped jaws that sprints and short-flies down open sandy trails in pursuit of tiny prey.
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Flea Beetle
A tiny, shiny beetle that springs away like a flea when disturbed, leaving characteristic small round holes peppered across the leaves it feeds on.
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Dogbane Beetle
A small, brilliantly iridescent leaf beetle that shifts between shades of green, gold, blue, and copper depending on the viewing angle, always found on dogbane plants.
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Tortoise Beetle
A small, flat, disc-shaped beetle whose expanded wing covers and pronotum hide its head and legs almost entirely, giving it the look of a miniature turtle shell crawling across a leaf.
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Ironclad Beetle
A slow-moving, mottled gray beetle famed for having one of the hardest, most crush-resistant exoskeletons of any insect, often found clinging motionless to dead wood or tree bark.
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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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Asparagus Beetle
A small, boldly patterned blue-black beetle with cream and orange-red markings that clusters on emerging asparagus spears in spring.
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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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Ground Beetle
A fast-moving, shiny black or metallic beetle with long legs and prominent jaws, usually found scurrying under rocks and debris where it hunts other small invertebrates.
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Burying Beetle
A black beetle marked with bold orange-red bands, notable for locating small dead animals, burying them underground, and cooperatively raising larvae with a partner over the buried carcass.
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Darkling Beetle
A uniformly dark, matte-black ground beetle often seen walking deliberately across open soil, known for tilting its rear end skyward in a distinctive defensive posture when disturbed.
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Bess Beetle
A large, glossy jet-black beetle that lives in family groups inside rotting logs, communicating with fellow beetles through squeaks and cooperating to raise larvae, an unusually social lifestyle for an insect of its kind.
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Bombardier Beetle
A dark, quick-moving ground beetle famous for firing a hot, audible chemical spray from its abdomen when disturbed, using two-tone coloring of a reddish head and thorax against blue-black wing covers as a warning signal.
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Titan Beetle
One of the largest insects on Earth, the titan beetle is a colossal longhorn from the Amazon whose body can exceed 16 cm. Its powerful jaws and loud hiss make it an imposing rainforest giant.
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Riffle Beetle
Tiny and unassuming, riffle beetles cling tightly to submerged rocks in swift, clean streams for their entire lives, making them one of the most reliable living indicators of healthy water.
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Diving Beetle
A smooth, streamlined, dark-bodied beetle with broad, fringed hind legs built for swimming, an active underwater predator that carries its own air supply beneath its wing covers.
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Water Beetle
A smooth, dark, oval-bodied beetle adapted for swimming, commonly found paddling through ponds and marshes and periodically surfacing to renew a carried air supply.
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Japanese Beetle
A small, iridescent beetle with a metallic green head and thorax and coppery-bronze wing covers, notorious for skeletonizing the leaves of roses, grapevines, and hundreds of other garden plants.
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Drugstore Beetle
A tiny brown beetle with grooved wing covers that once earned its name by burrowing into dried herbs and medicines kept on pharmacy shelves.
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