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.

Mantidfly

Mantidfly

A master of mimicry that pairs a praying mantis's raptorial front legs with the delicate, lacy wings of a true net-winged insect.

other
Brown Lacewing

Brown Lacewing

Smaller and less conspicuous than its green relatives, the Brown Lacewing is a subtle but effective predator of aphids and other tiny insects in gardens, forests, and orchards.

other
Brown Widow 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
Brown Dog Tick

Brown Dog Tick

A uniformly reddish-brown tick with an elongated body, the brown dog tick is unusual among ticks for being able to complete its entire life cycle indoors around wherever dogs rest. It has spread to warm regions worldwide largely by traveling with its preferred host.

arachnid
Brown-tail Moth

Brown-tail Moth

A pure white moth with a tuft of brown hair at the tip of its abdomen, whose gregarious, hairy caterpillars overwinter communally in silken webs on tree branches.

moth
March Brown Mayfly

March Brown Mayfly

A speckled, mottled-winged mayfly whose springtime hatch is prized by anglers, the March Brown emerges from clean, rocky streams and is one of the earlier large mayflies of the season.

aquatic-insect
Brown-banded Cockroach

Brown-banded Cockroach

A small, glossy tan-brown cockroach marked with two light bands across its wings, often found tucked into furniture and warm upper rooms rather than kitchens and bathrooms.

other
Brown Recluse 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
Brown Marmorated Stink Bug

Brown Marmorated Stink Bug

An invasive, mottled brown stink bug identified by alternating light and dark bands on its antennae and abdomen edges, well known for gathering in large numbers on and inside buildings each fall.

true-bug
Chinese Mantis

Chinese Mantis

One of the largest praying mantises found in North America, an introduced species with a lean brown-and-green body and grasping spined forelegs built for ambushing insect prey.

mantis-stick
Grizzled Mantis

Grizzled Mantis

Mottled in shades of gray and lichen-green, this flattened mantis presses itself against tree bark so convincingly that it seems to melt into the trunk.

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European Mantis

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
Ghost Mantis

Ghost Mantis

A small, angular mantis crowned with a leaf-shaped crest, so thoroughly disguised as a withered leaf that it seems to vanish into dead foliage.

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African Mantis

African Mantis

A large, sturdy green or brown mantis frequently found perched on garden shrubs, patiently scanning for insect prey with its sharply angled triangular head.

mantis-stick
Carolina Mantis

Carolina Mantis

A mottled gray-brown mantis native to the southeastern and south-central United States, smaller and more camouflaged than its introduced Chinese relative, and recognized as the state insect of South Carolina.

mantis-stick
Orchid Mantis

Orchid Mantis

A dazzling pink-and-white mantis whose petal-shaped leg lobes let it pass as a flower, luring pollinating insects close enough to ambush.

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Praying Mantis

Praying Mantis

An elongated, ambush-hunting insect instantly recognizable by its triangular head, bulging compound eyes, and spiked raptorial forelegs held folded as if in prayer while it waits motionless for prey.

mantis-stick
Devil's Flower Mantis

Devil's Flower Mantis

One of the largest mantis species on Earth, this striking insect can suddenly rear up and fan out vividly colored wings and legs into a dramatic, flower-like threat display.

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Spiny Flower Mantis

Spiny Flower Mantis

A small, boldly patterned mantis whose wing markings resemble a pair of eyespots, flashed open in a startling display whenever a predator ventures too close.

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Ant-mimicking Mantis

Ant-mimicking Mantis

As a tiny nymph, this mantis moves in quick, jerky bursts to imitate a scurrying ant, a clever disguise it gradually sheds as it grows into a typical-looking adult mantis.

mantis-stick
Dead Leaf Mantis

Dead Leaf Mantis

A master of disguise whose broad, curled, vein-textured body is nearly indistinguishable from a curled, decaying leaf lying on the forest floor.

mantis-stick
Giant Asian Mantis

Giant Asian Mantis

A bulky, leaf-green predator that sits patiently among foliage, its powerful spined forelegs poised to snatch any insect that strays too close.

mantis-stick
European Hornet

European Hornet

A large, robust wasp with a reddish-brown thorax, yellow-and-brown striped abdomen, and a distinctive habit of nesting in hollow trees, making it the largest true hornet native to Europe and introduced to eastern North America.

wasp
Snail

Snail

A shelled land mollusk that carries a coiled, calcium-carbonate shell on its back and glides slowly across damp gardens and vegetation on a slime-lubricated foot.

other