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.

Ant

Ant

A small eusocial insect that lives in highly organized colonies, instantly recognizable by its narrow pinched waist, elbowed antennae, and single-file foraging trails.

ant
Parsley Worm

Parsley Worm

Banded in green, black, and yellow, the parsley worm rears up and flashes a bright orange, forked scent gland when disturbed, a signature defense of black swallowtail caterpillars.

caterpillar-larva
Monarch's Milkweed

Monarch's Milkweed

A boldly orange-and-black true bug that shares milkweed plants with Monarch butterfly caterpillars, often clustering in large groups on seed pods and stems.

true-bug
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
Bumblebee Moth

Bumblebee Moth

A fuzzy, day-flying sphinx moth that hovers at flowers like a bee, with mostly clear wings and a black-and-yellow banded body that mimics a bumblebee.

moth
Milkweed Tussock Caterpillar

Milkweed Tussock Caterpillar

Rows of dense orange, black, and white hair tufts run down the back of this milkweed specialist, whose young larvae feed in tight groups that skeletonize milkweed leaves before dispersing to feed alone.

caterpillar-larva
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
Hickory Horned Devil

Hickory Horned Devil

An enormous, blue-green caterpillar armed with long, curved orange-red horns tipped in black, giving it a fearsome dragon-like appearance despite being completely harmless.

caterpillar-larva
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
Wolf Spiderling

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.

spider
Emperor Scorpion

Emperor Scorpion

A massive, glossy black scorpion with heavy, oversized pincers built for crushing prey rather than stinging it, the emperor scorpion is one of the biggest and most recognizable scorpions on Earth. It digs deep burrows in rainforest soil and is unusual among scorpions for tolerating close family groups.

arachnid
Assassin Bug

Assassin Bug

A slender, long-legged predatory true bug with a curved, needle-like beak used to ambush and pierce other insects, often patterned in bold orange, black, or red warning colors.

true-bug
Peacock Butterfly

Peacock Butterfly

A richly colored reddish-brown European butterfly named for the four large blue-black eyespots on its wings, which resemble the eye-like markings on a peacock's tail feathers.

butterfly
Velvet Ant

Velvet Ant

A densely fuzzy, brightly colored insect that looks like an oversized ant but is actually a wingless female wasp, instantly recognizable by its thick coat of red, orange, black, or white hair.

wasp
Bald-faced Hornet

Bald-faced Hornet

A black-and-white social wasp, actually a type of yellowjacket rather than a true hornet, best known for building large, football-shaped gray paper nests suspended from tree branches or eaves.

wasp
Great Tiger Moth

Great Tiger Moth

A boldly patterned tiger moth with chocolate-brown and cream lace-like markings on the forewings and vivid orange hindwings spotted with blue-black, one of the most visually striking moths in temperate gardens.

moth
Tachinid Fly

Tachinid Fly

A bristly, house-fly-like insect that looks unremarkable at a glance but hides one of the most important ecological roles among flies: its larvae develop as internal parasites of caterpillars, beetles, and other insects, quietly regulating populations across the landscape. Gardeners often welcome tachinid flies as natural allies against crop-damaging pests.

fly
Zebra Swallowtail

Zebra Swallowtail

A sleek, triangular-winged swallowtail striped boldly in black and pale green-white like a zebra, with long tails and red-and-blue accent spots, whose caterpillars feed exclusively on pawpaw trees.

butterfly
Mining Bee

Mining Bee

A furry, solitary ground-nesting bee that emerges in early spring in loose aggregations, often mistaken for a small bumble bee, digging individual burrows marked by small volcano-shaped mounds of soil.

bee
Fox Moth

Fox Moth

A stout, reddish-brown moth with a pale diagonal band across each forewing, closely resembling a fox in color, most often noticed as its large, densely furred dark caterpillar basking on open ground in spring.

moth
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
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

Pygmy Grasshopper

A tiny, ground-hugging grasshopper with an elongated pronotum extending back over its body, often found hopping along muddy pond edges.

grasshopper-cricket
Brazilian Wandering Spider

Brazilian Wandering Spider

A fast, ground-dwelling hunter of the South American rainforest floor, the Brazilian wandering spider builds no web at all, instead actively roaming at night in search of prey and occasionally turning up in shipments of bananas, which earned it a widely known nickname.

spider