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.

Pink Toe Tarantula

Pink Toe Tarantula

An agile, tree-dwelling tarantula with a dark velvety body and distinctive pale pink tips on its feet, the pink toe spends nearly its entire life above ground, spinning silk retreats among leaves and bark high in the rainforest canopy.

spider
Grain Moth

Grain Moth

A tiny buff-colored moth whose larvae tunnel invisibly inside individual kernels of stored grain, hollowing them out from within.

moth
Squash Bug

Squash Bug

A flat-backed, brownish-gray true bug commonly found clustered on the leaves and stems of squash and pumpkin plants, where it feeds by piercing plant tissue.

true-bug
Stag Beetle

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.

beetle
Digger Bee

Digger Bee

A robust, fast-flying, densely furry solitary bee that excavates tunnels in bare or sloped soil, often confused with bumble bees due to its bulky, hairy build and loud buzzing flight.

bee
Rosy Maple Moth

Rosy Maple Moth

A small, plush-looking moth in candy-pink and lemon-yellow, often described as one of the most vividly colored moths in North America despite its modest size.

moth
Mormon Cricket

Mormon Cricket

A hefty, flightless katydid whose swarms can stretch for miles across western rangelands, marching en masse in search of food and mates.

grasshopper-cricket
Green Darner Dragonfly

Green Darner Dragonfly

One of the largest and most widespread dragonflies in North America, its green thorax and target-marked face make it unmistakable as it patrols open water on powerful wings.

dragonfly
Yellow Garden Spider

Yellow Garden Spider

Bold black and yellow markings, a large orb web anchored with a bright zigzag of silk, and a habit of sitting in plain view make the yellow garden spider one of the most eye-catching and recognizable spiders in North American backyards.

spider
Dog-Day Cicada

Dog-Day Cicada

A stout, thick-bodied cicada with mottled green and brown camouflage patterning, named for its loud droning calls heard during the hot "dog days" of late summer.

true-bug
Dragonfly

Dragonfly

A large, agile aerial predator with an elongated body, enormous compound eyes, and two pairs of strong wings held straight out to the sides at rest, often seen patrolling over water in search of prey.

dragonfly
Garden Spider

Garden Spider

A large, strikingly patterned orb weaver with a black-and-yellow abdomen and a bold zigzag band of silk woven into the center of its web, making it one of the most recognizable garden spiders.

spider
Mud Dauber

Mud Dauber

A slender, non-aggressive solitary wasp with a distinctively long, thread-like waist, known for constructing tube- or pot-shaped nests out of mud pellets on walls and eaves.

wasp
Onion Fly

Onion Fly

A slender gray fly closely related to houseflies whose white legless larvae bore into onion bulbs, feeding in clusters within a single rotting bulb.

fly
Dragonfly Nymph

Dragonfly Nymph

A stocky, camouflaged underwater predator that spends months or years stalking prey along the pond bottom before transforming into an aerial dragonfly.

aquatic-insect
Vapourer Moth

Vapourer Moth

A small tussock moth with striking sexual dimorphism: rusty-orange, day-flying males with feathery antennae contrast with flightless, grub-like grey females that never leave their cocoon to lay eggs.

moth
Mourning Cloak Caterpillar

Mourning Cloak Caterpillar

A gregarious, velvety black caterpillar speckled with white dots and a striking row of brick-red spots down its back, often seen feeding in clusters on willow branches.

caterpillar-larva
Mourning Cloak Butterfly

Mourning Cloak Butterfly

A deep maroon-brown butterfly bordered with a cream-yellow band and a row of iridescent blue spots, unusual among butterflies for overwintering as an adult and being one of the first to appear in early spring.

butterfly
Falcate Orangetip

Falcate Orangetip

An early-spring white butterfly whose males flash bright orange wingtips, while both sexes show a distinctive hooked (falcate) forewing shape and marbled green underside pattern.

butterfly
Emperor Dragonfly

Emperor Dragonfly

One of Europe's largest and most powerful dragonflies, a fast, high-flying hunter with a bright sky-blue abdomen in males and a commanding, tireless patrol over open water.

dragonfly
Boll Weevil

Boll Weevil

A small, grayish-brown snout beetle with a long, curved rostrum, historically famous for its close feeding association with cotton flower buds and bolls.

beetle
Carpet Beetle

Carpet Beetle

A tiny, rounded beetle with a mottled scale pattern of white, brown, and yellow, whose bristly larvae are known for feeding on wool, fur, and other dried animal fibers indoors.

beetle
Northern Pearly-eye

Northern Pearly-eye

A shade-loving brown woodland butterfly with rows of dark, pale-ringed eyespots, more often seen resting on tree trunks in forest gaps than flying in open sun.

butterfly
Chinese Oak Silkmoth

Chinese Oak Silkmoth

A large, rust-brown silkmoth with prominent transparent eyespots on all four wings, native to oak forests of China and long cultivated there for coarse tussah silk production.

moth