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.

Mexican Bean Beetle
A copper-colored, spotted beetle resembling an overgrown ladybird that feeds on bean plant leaves along with its spiny yellow larvae.
beetle
Marbled White
A striking checkerboard butterfly with bold black-and-white wing patterning, despite its name it belongs to the brown butterfly family rather than the whites.
butterfly
Powderpost Beetle
A small, slender reddish-brown to dark brown beetle whose larvae tunnel through seasoned hardwood, reducing it internally to a fine, powdery frass.
beetle
Cabbage White
A common, small white butterfly with one or two black wing spots, whose green caterpillars are a familiar sight feeding on cabbage-family garden plants.
butterfly
Pirate Spider
A stealthy, spider-eating specialist that sneaks onto another spider's web, plucks the silk to mimic trapped prey, and ambushes the unsuspecting owner.
spider
Common Sanddragon
A sand-colored clubtail dragonfly that perches flat on bare, sunlit riverbank sand, nearly vanishing against the grains around it.
dragonfly
Stonefly
A flattened, drab-winged insect whose nymphs are among the most reliable living indicators of pristine, well-oxygenated stream water.
aquatic-insect
Common Whitetail Dragonfly
A stocky pond-side dragonfly whose mature males sport a broad, chalky white abdomen that flashes conspicuously against boldly banded wings.
dragonfly
Blue-winged Grasshopper
A drab, camouflaged grasshopper that startles onlookers with a sudden flash of bright blue hindwings the instant it takes flight.
grasshopper-cricket
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
Wandering Spider
A large, fast-moving hunter that forages actively at night across leaf litter and low vegetation instead of relying on a web to catch its meals.
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
Mouse Spider
A stout, glossy burrowing spider named for its supposed mouse-like agility, with males often sporting a strikingly colored head and jaws.
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
Great Blue Skimmer
One of North America's largest skimmers, the Great Blue Skimmer's powdery sky-blue body and pale green eyes make it stand out as it cruises woodland pond edges.
dragonfly
Hoverfly
A slender, bee- or wasp-patterned fly known for its remarkable ability to hover motionless in midair before darting suddenly to a new flower.
fly
Privet Hawk-Moth
The largest resident hawk-moth in much of northern Europe, with streaked brown forewings and a striking abdomen banded in pink and black stripes.
moth
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
Broad-Bodied Chaser
A stout, flat-bodied dragonfly that is often the first to colonise a new garden pond, with males showing a powdery pale blue abdomen and females a warm golden-brown one.
dragonfly
Great Silver Water Beetle
One of the largest beetles in Europe, the great silver water beetle is a glossy jet-black giant that rows through weedy ponds carrying a silvery film of air trapped beneath its body.
beetle
Red-legged Grasshopper
One of the most abundant and widespread grasshoppers in North America, the red-legged grasshopper is easily spotted by its reddish hind shins flashing amid a brown, mottled body.
grasshopper-cricket
Eastern Pondhawk
A bold, ground-perching dragonfly whose bright green females and powdery blue males look almost like different species, and which readily preys on other dragonflies.
dragonfly
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
Ogre-faced Spider
A twig-like nocturnal spider with enormous, light-gathering eyes that weaves a small rectangular net and hurls it over passing prey in a lightning-fast ambush.
spider