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.
Ogre-faced Spider
A twig-like nocturnal spider with enormous, light-gathering eyes that weaves a small rectangular net and hurls it over passing prey in a lightning-fast ambush.
spiderNursery Web Spider
Named for the silken nursery tent females weave to guard their hatching young, this slender, long-legged spider carries her large egg sac beneath her body in her fangs until the eggs are ready to hatch.
spider
Orb Weaver Spider
A stout-bodied spider best known for spinning the classic, near-perfect circular "orb" web strung between plants, eaves, or fences, often rebuilt fresh each night.
spiderLace Weaver Spider
A stocky, mottled spider that spins a distinctive bluish, woolly-looking lace-like web across bark and wall crevices to snare passing insects.
spiderFunnel Weaver Spider
Nearly invisible until dew or morning frost outlines it in silver, the funnel weaver's sheet-and-tunnel web is a familiar sight across lawns and gardens, with its owner watching from the safety of a silken tube.
spider
Brown Recluse Spider
A uniformly light-brown spider with a faint violin-shaped marking on its back and only six eyes instead of the usual eight, typically found hiding in dry, undisturbed indoor and outdoor spaces.
spider
Common House Spider
Tucked into a messy tangle of silk in a quiet corner, the common house spider is one of the most familiar indoor spiders, quietly picking off flies and other small insects that blunder into its web.
spider
Brazilian Wandering Spider
A fast, ground-dwelling hunter of the South American rainforest floor, the Brazilian wandering spider builds no web at all, instead actively roaming at night in search of prey and occasionally turning up in shipments of bananas, which earned it a widely known nickname.
spider
Comb-footed Spider
A diverse family of spiders defined by a row of tiny serrated bristles on their hind legs, used like a comb to fling silk over prey and wrap it up in an instant.
spider
Black Widow Spider
A glossy black, globe-bodied spider best known for the red or orange hourglass marking on the underside of the female's rounded abdomen, usually found tucked in a tangled web near ground level.
spiderAnt-mimic Spider
A slender jumping spider that walks on six legs while waving the front pair like antennae, convincingly passing itself off as an ant to fool predators and prey alike.
spider
Sydney Funnel-web Spider
Glossy black and heavily built, with large fangs held ready in front of its face, the Sydney funnel-web spider shelters in a silk-lined burrow in moist, shaded ground across the Sydney region, one of Australia's most distinctive ground-dwelling spiders.
spiderSix-eyed Sand Spider
A flattened, sand-colored spider that buries itself just beneath the desert surface, ambushing prey while remaining almost invisible against the dunes.
spiderGarden Orb Weaver Spider
The classic maker of the round, wheel-shaped web, the garden orb weaver hangs head-down at the center of its silken snare. Many sport a cross-like pattern of pale spots on a rounded abdomen.
spider
Two-Spotted Spider Mite
A near-microscopic mite that spins fine silk webbing over leaves as it feeds, leaving foliage stippled and pale.
arachnidCicada Killer's Prey Cicada
A large, thick-bodied, clear-winged insect best known for the loud, buzzing chorus males produce from treetops on hot summer afternoons, and a preferred prey item of the cicada killer wasp.
true-bugGolden Silk Orb-Weaver Spider
Famous for spinning enormous webs of shimmering golden silk, the golden silk orb-weaver is a large, long-legged spider of warm climates. Females dwarf the tiny males and hang head-down in their sprawling snares.
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Pillbug
A gray, armor-plated land crustacean that curls into a tight ball at the slightest touch, earning it the playful nickname "roly-poly."
other
Pill Bug
A gray, segmented, armor-plated crustacean that curls into a tight ball when disturbed, commonly found under rocks, logs, and damp garden debris.
other
Wolf Spiderling
A tiny, fast-moving juvenile wolf spider, often seen riding in dozens on its mother's back before dispersing to hunt on its own across open ground.
spider
Giant Water Bug
A massive, flattened oval true bug with powerful grasping front legs, the giant water bug is North America's largest aquatic insect and an ambush predator lurking just below the surface of still water.
aquatic-insect
Velvet Ant
A densely fuzzy, brightly colored insect that looks like an oversized ant but is actually a wingless female wasp, instantly recognizable by its thick coat of red, orange, black, or white hair.
wasp
Robber Fly
A powerfully built, bristly-faced predatory fly that ambushes other flying insects in midair, piercing them with a stout beak-like proboscis.
flyMesh Web Weaver
A tiny, easily overlooked spider that spins a loose, bluish tangle of fuzzy silk over twig tips and seed heads to snare small insects.
spider