Bug Identifier

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.

Cellar 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
Daddy Longlegs

Daddy Longlegs

A small, oval-bodied arachnid carried on extremely long, thread-like legs, distinct from true spiders in having a one-piece fused body and no silk glands or web.

arachnid
Daddy Longlegs (Harvestman)

Daddy Longlegs (Harvestman)

A leggy, one-piece-bodied arachnid that scurries through leaf litter and garden beds on impossibly long, spindly legs, easily mistaken for a spider despite belonging to an entirely different arachnid order.

arachnid
Whip Spider

Whip Spider

A flattened, spider-like arachnid with no venom and no silk, using a pair of extremely long, whip-like front legs as sensitive feelers to navigate the dark.

arachnid
Spider Wasp

Spider Wasp

A quick, nervous-flying solitary wasp with long spiny legs and constantly flicking wings, recognized for its habit of running across open ground in short bursts while hunting spiders to paralyze and store for its young.

wasp
Crab Spider

Crab Spider

Perched motionless atop a flower petal, often perfectly matched to its color, the crab spider is a patient ambusher that waits for pollinators to land within reach of its outstretched front legs.

spider
Green Lynx 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.

spider
Long-jawed Orb Weaver

Long-jawed Orb Weaver

A slender, stick-like spider with oversized jaws that stretches its legs flat along a stem or spins a loose orb web low over water.

spider
Mouse Spider

Mouse Spider

A stout, glossy burrowing spider named for its supposed mouse-like agility, with males often sporting a strikingly colored head and jaws.

spider
Money Spider

Money Spider

A tiny sheet-weaving spider, often seen drifting through the air on silk threads, traditionally said to bring good luck when it lands on you.

spider
Woodlouse 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.

spider
Sac Spider

Sac Spider

A pale, uniformly colored spider that spins a small silk sac retreat rather than a capture web, often found tucked into rolled leaves or corners of rooms.

spider
Jumping Spider

Jumping Spider

A compact, often furry, day-active spider with unusually large forward-facing eyes that give it an alert, curious look, known for stalking prey and pouncing in a sudden leap.

spider
Wolf Spider

Wolf Spider

A robust, hairy, ground-dwelling spider with excellent night vision and a habit of chasing down prey rather than trapping it in a web; females are often seen carrying an egg sac or a back full of spiderlings.

spider
Redback Spider

Redback Spider

A glossy black spider marked with a single bold red stripe down its back, the redback spider is one of Australia's most recognizable cobweb spiders, most often found tucked into dry, sheltered corners around homes and gardens.

spider
Sun Spider

Sun Spider

A fast-running, fiercely built desert arachnid with oversized jaws, often mistaken for a giant spider despite belonging to an entirely different arachnid order.

arachnid
Banana 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
Orb Weaver 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
Crane Fly

Crane Fly

A long-legged, mosquito-like fly with a slender tan or gray body and a single pair of narrow wings, often seen wobbling clumsily around outdoor lights on summer evenings.

fly
Harvestman

Harvestman

An arachnid built almost entirely of legs, with a single compact, oval body segment and no waist separating it into two parts like a true spider. Common in gardens and forests worldwide, it scuttles along on impossibly long, thin legs scavenging for food after dark.

arachnid
Camel Cricket

Camel Cricket

A wingless, humpbacked cricket with unusually long legs that gives it a spider-like appearance, often startling people when it turns up in damp basements or crawl spaces.

grasshopper-cricket
Tailless Whip Scorpion

Tailless Whip Scorpion

A flattened, spider-like arachnid with no stinger and no fangs, instead using a pair of long whip-like sensory legs and grasping spiny arms to feel out and seize prey in total darkness.

arachnid
House Centipede

House Centipede

A fast, wiry arthropod with 15 pairs of extremely long, banded legs that make it look far bigger than its actual body size, often seen darting across bathroom or basement floors at night.

myriapod
Cave Cricket

Cave Cricket

Humpbacked and wingless with absurdly long legs and antennae, this pale, silent insect thrives in the total darkness of caves, basements, and damp crawl spaces.

grasshopper-cricket