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.

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.
beetle
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.
beetle
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.
beetle
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.
arachnid
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.
beetle
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.
beetle
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
Black Vine Weevil
A flightless, all-black snout beetle notorious for notching the edges of leaves at night while its underground larvae feed on plant roots and crowns.
beetle
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.
true-bug
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.
beetle
Oriental Cockroach
A dark, matte blackish-brown cockroach with short wings that do not cover the abdomen, especially in females, and a preference for cooler, damper hiding spots than most other common cockroaches.
other
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.
beetle
Fireflies
A soft-bodied beetle famous for producing rhythmic, glowing flashes of light from its abdomen at dusk, used to signal and attract mates across meadows and gardens on warm summer evenings.
beetle
Cockchafer
A large, reddish-brown scarab beetle with distinctive fan-shaped antennae, famous for its noisy, clumsy evening flights around trees in late spring, giving rise to its alternate name, the May bug.
beetle
Jorō Spider
A large, strikingly colored East Asian orb weaver with yellow-and-blue-gray banding, now spreading rapidly across the southeastern United States and building enormous golden webs.
spider
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.
true-bug
House Cricket
A pale tan, dark-banded cricket originally from warm regions of Asia that has spread worldwide both as an occasional indoor nuisance and as a widely farmed feeder insect.
grasshopper-cricket
Javanese Leaf Insect
A broad, veined, leaf-green body makes this insect nearly indistinguishable from the foliage it feeds on, a masterclass in disguise native to the forests of Southeast Asia.
mantis-stick
Painted Grasshopper
A large, boldly striped grasshopper of South Asia whose vivid green, yellow, and black pattern warns predators that it has fed on toxic milkweed plants.
grasshopper-cricket
Formosan Subterranean Termite
A pale, aggressive subterranean termite native to East Asia that builds enormous colonies and can construct large above-ground carton nests in trees, walls, and structures.
other
Common Ringlet
A small, plain buff-orange satyr butterfly of open grassy places, notable for its understated coloring and Holarctic distribution spanning North America, Europe, and Asia.
butterfly
European Mantis
A slender, typically bright green mantis native to Europe, Africa, and Asia, now widely established in North America, easily recognized by a small dark bullseye mark on the inside of its front legs.
mantis-stick
Firefly
A soft-bodied, dusk-flying beetle famous for the bioluminescent flashes it produces from its abdomen to attract mates on warm summer evenings.
beetle
Vine Weevil
A slow, flightless, matte-black beetle that hides by day and emerges at night to notch neat semicircular bites from the edges of leaves.
beetle