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.

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
Minute Pirate Bug

Minute Pirate Bug

A tiny, black-and-white patterned true bug barely visible without close inspection, the minute pirate bug is a voracious predator of thrips, mites, and insect eggs on flowers and foliage.

true-bug
Great Southern White

Great Southern White

A crisp white butterfly with contrasting black-and-white checkered wingtips, often seen in large numbers along coastal habitats and open fields of the southern United States.

butterfly
Familiar Bluet

Familiar Bluet

One of the most widespread and abundant damselflies in North America, the Familiar Bluet's slender sky-blue and black body is a near-constant sight over ponds and lakes in warm months.

other

Leaf Insect

A living illusion, this flattened green insect reproduces the veins, edges, and even blemishes of a real leaf so precisely that it can vanish while resting in plain sight.

mantis-stick
Honeybee

Honeybee

A fuzzy, golden-brown and black social bee that lives in large colonies, builds wax honeycomb, and is the primary managed pollinator of crops and wildflowers worldwide.

bee
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.

mantis-stick
Deer Fly

Deer Fly

A small but aggressive fly with strikingly patterned, dark-banded wings and bright green or gold eyes, often circling the head and shoulders while hunting for a blood meal.

fly
Ear Mite

Ear Mite

A microscopic, pale mite that lives out its entire life cycle within the ear canal of its host, completing egg to adult development in a warm, sheltered environment without ever leaving.

arachnid
Cochineal

Cochineal

A tiny, sedentary scale insect that lives clustered on prickly pear cacti beneath a protective coat of white, waxy fluff, historically prized for the deep red pigment it produces.

true-bug
Common Baskettail

Common Baskettail

One of the earliest dragonflies to appear each spring, this brown, green-eyed skimmer often swarms in numbers over sunny clearings before most other species have emerged.

dragonfly
Dogface Butterfly

Dogface Butterfly

A striking yellow sulphur butterfly whose forewing pattern forms the silhouette of a dog's or poodle's head complete with a dark 'eye' spot, visible in good light.

butterfly
Earwig

Earwig

A slender, reddish-brown insect easily identified by the pair of curved, forceps-like pincers at the tip of its abdomen, often found hiding under mulch, bark, or garden debris by day.

other

Cricket

A dark, round-headed jumping insect best known for the rhythmic chirping song produced by males rubbing their forewings together, often heard rather than seen after dusk.

grasshopper-cricket
Centipede

Centipede

A fast-moving, flattened, many-legged predator with one pair of long legs per body segment, instantly recognizable by its speed and, in the house centipede, its remarkably long, banded legs.

myriapod
Cecropia Moth

Cecropia Moth

North America's largest native moth, the Cecropia is a spectacular giant silkmoth with reddish-brown wings marked by crescent-shaped white spots and bold bands of red, white, and tan.

moth
Bullet Ant

Bullet Ant

A large, glossy reddish-black rainforest ant, among the biggest ants in the world, that nests at the base of trees and forages individually along trunks and branches of the tropical canopy floor.

ant
Amazonian Giant Centipede

Amazonian Giant Centipede

The largest centipede on the planet, a formidable dark reddish-brown predator from South American rainforests capable of capturing prey as large as bats and small reptiles.

myriapod
Walking Stick Insect

Walking Stick Insect

A master of disguise that has evolved to look almost exactly like a twig, bark or leaf, remaining motionless for hours to avoid the notice of hungry birds and lizards.

mantis-stick
Water Boatman

Water Boatman

A small, streamlined aquatic true bug with oar-like hind legs used for swimming, commonly seen gliding just beneath the surface of ponds and calm freshwater.

aquatic-insect
Two-striped Grasshopper

Two-striped Grasshopper

Easily spotted by the pair of pale cream stripes running the length of its body, the two-striped grasshopper is one of the largest and most economically important grasshoppers in North America.

grasshopper-cricket
Stone Centipede

Stone Centipede

A quick, flattened, reddish-brown centipede that darts for cover the instant its stone or log shelter is lifted, one of the most commonly seen centipedes in temperate gardens.

myriapod

Spur-throated Grasshopper

One of the most familiar grasshopper groups in North America, named for the small spine on its throat and known for including some of the continent's most abundant rangeland species.

grasshopper-cricket

Rocky Mountain Locust

Once the most destructive insect in North American history, this swarming grasshopper vanished within a few decades of forming the largest insect swarm ever recorded.

grasshopper-cricket