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.

Striped Bark Scorpion

Striped Bark Scorpion

A slender, tan scorpion marked with two bold dark stripes down its back, often found tucked under bark, rocks, or debris across the central United States.

arachnid
Moth

Moth

A broad group of scale-winged insects related to butterflies, typically nocturnal, with stout, often furry bodies and feathery or thread-like antennae.

moth
Soldier Beetle

Soldier Beetle

A slender, soft-bodied beetle in orange and black or yellow and brown, often seen clustered on late-summer flowers where it feeds on pollen, nectar, and small insects.

beetle
Kissing Bug

Kissing Bug

A dark, elongated true bug with a narrow, cone-shaped head and distinctive orange or red markings along the edges of its abdomen, most active at night.

true-bug
Milkweed Bug (Large Milkweed Bug)

Milkweed Bug (Large Milkweed Bug)

A boldly patterned orange-and-black true bug found clustering on milkweed seed pods, sporting an elongated body with a distinctive black band across the wings.

true-bug
Convergent Ladybird Beetle

Convergent Ladybird Beetle

A common orange-red ladybird with black spots and two distinctive converging white lines on its thorax, widely valued as a natural aphid predator.

beetle
Yellow Scorpion

Yellow Scorpion

A robust, sandy-yellow scorpion of arid regions that spends daylight hours buried or hidden beneath stones, emerging at dusk to hunt.

arachnid
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
Bird-dropping Spider

Bird-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.

spider
Boxelder Bug (Eastern)

Boxelder Bug (Eastern)

A flat, black true bug boldly trimmed in red-orange lines, famous for massing by the hundreds on sun-warmed walls and tree trunks each autumn.

true-bug
Peck's Skipper

Peck's Skipper

A tiny, tawny-orange and brown skipper with a bold, irregular yellow patch on the underside of the hindwing that looks almost like a splash of paint.

butterfly
Eastern Black Swallowtail Caterpillar

Eastern Black Swallowtail Caterpillar

A striking green-and-black banded caterpillar dotted with yellow spots that flashes a bright orange forked horn when disturbed.

caterpillar-larva
Asparagus Beetle

Asparagus Beetle

A small, boldly patterned blue-black beetle with cream and orange-red markings that clusters on emerging asparagus spears in spring.

beetle
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
Barn 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.

spider
Regal Jumping Spider

Regal Jumping Spider

One of the largest and most striking North American jumping spiders, with a velvety black body, bold markings, and huge iridescent green or blue-lined eyes.

spider
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
Crazy Ant

Crazy Ant

A fast-moving, long-legged ant instantly recognizable by its erratic, non-stop scurrying in every direction rather than the orderly trails followed by most other ants.

ant
Snout Beetle

Snout Beetle

A small beetle instantly recognized by its elongated, downward-curving snout, tipped with chewing mouthparts, used to bore into seeds, nuts, stems, or fruit.

beetle
Trap-Jaw Ant

Trap-Jaw Ant

A large, fast-moving ant with elongated, straight mandibles that snap shut faster than almost any other animal movement, used to strike prey or fling the ant itself out of danger.

ant
Treehopper

Treehopper

A small, oddly shaped sap-feeding bug best known for an enlarged, often bizarre pronotum extending backward over its body, sometimes shaped like a thorn, leaf, or spike.

true-bug
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
Tarantula Hawk Wasp

Tarantula Hawk Wasp

A giant metallic-blue wasp with rust-orange wings, the tarantula hawk is one of the largest wasps in the world. Females hunt tarantulas as living food for their single offspring.

wasp
Halloween Pennant

Halloween Pennant

With broad orange-amber wings banded in dark brown, this dragonfly perches conspicuously atop tall grass stems, swaying like a small flag in the breeze.

dragonfly