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.

Hobo Spider
A fast-running, brown funnel-web spider with a chevron pattern down its abdomen, the hobo spider builds a flat, non-sticky sheet web that narrows into a tunnel retreat where it waits for prey.
spider
Barn Spider
A brownish, mottled orb weaver famous as the inspiration for Charlotte's Web, commonly found spinning large nightly webs on barns, porches, and other structures.
spiderHuntsman Spider
With legs splayed crab-like to either side of a flattened body, the huntsman spider is built for speed, capable of scuttling sideways across walls and tree trunks in pursuit of prey.
spiderTrapdoor Spider
A stocky, burrowing spider that engineers a hinged, camouflaged silk door over its underground tunnel, waiting just inside to snap the lid open and seize passing prey in an ambush lasting a fraction of a second.
spiderWandering Spider
A large, fast-moving hunter that forages actively at night across leaf litter and low vegetation instead of relying on a web to catch its meals.
spiderHouse Spider
A small, round-bodied brown spider with mottled markings that spins tangled, irregular cobwebs in quiet corners, ceilings, and undisturbed indoor spaces.
spider
Woodlouse Spider
A reddish-brown spider with oversized forward-pointing jaws specialized for piercing the armored shells of woodlice, often found lurking under damp stones and mulch.
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.
spider
Green Lynx Spider
A slender, bright green spider armed with long spiny legs that ambushes insects from flowers and shrubs without spinning a capture web.
spiderCobweb Spider
A common household spider that spins a messy, three-dimensional tangle of silk in dark corners and drags entangled insects up into the maze to feed.
spider
Cellar Spider
A pale, long-legged spider that builds loose, irregular webs in dark corners and is famous for rapidly vibrating in its web when disturbed, causing it to blur into an indistinct shape.
spider
Banana Spider
"Banana spider" is a folk name applied inconsistently across the Americas, but in the southeastern United States it most often refers to the large, golden-silked orb weaver commonly seen spanning gaps between trees along shaded trails.
spider
Diving Bell Spider
The world's only truly aquatic spider, famous for spinning an underwater silk bell that it fills with air, allowing it to live, hunt, and breed almost entirely submerged.
spider
Brown Widow Spider
Named for its mottled tan-and-brown coloring rather than glossy black, the brown widow is easily recognized by its distinctive spiky, off-white egg sacs and an orange hourglass on its underside.
spider
Bold Jumping Spider
A stocky, fuzzy black spider with iridescent green or blue mouthparts and a bold white or orange spot on its abdomen, the bold jumper is known for its excellent eyesight, curious behavior, and ability to leap many times its own body length.
spider
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.
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.
spiderBird-dropping Spider
A lumpy, white-and-brown orb-weaver that spends its days motionless on a leaf, looking uncannily like a fresh splash of bird droppings.
spiderPurseweb Spider
A secretive, tube-dwelling spider that spends nearly its entire life hidden inside a silk-lined burrow extension camouflaged with soil and debris on the surface.
spiderOgre-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.
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.
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.
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.
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