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.

Painted Skimmer
The Painted Skimmer's warm amber-and-brown mottled wings look like they were dabbed with a paintbrush, making this medium-sized skimmer one of the more artistically marked dragonflies in the East.
dragonfly
Crane Fly
A long-legged, mosquito-like fly with a slender tan or gray body and a single pair of narrow wings, often seen wobbling clumsily around outdoor lights on summer evenings.
fly
Mayfly
A delicate insect with upright, sail-like wings and long, thread-thin tail filaments, famous for emerging by the millions in brief, synchronized swarms before dying within a day or two.
aquatic-insect
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
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
Ant-mimic Spider
A slender jumping spider that walks on six legs while waving the front pair like antennae, convincingly passing itself off as an ant to fool predators and prey alike.
spider
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
Book Scorpion
A tiny, flattened arachnid that looks like a scorpion in miniature, minus the tail, scuttling sideways through old paper and dusty corners while hunting even smaller pests.
arachnid
Soil Centipede
An extremely long, thin, worm-like centipede with dozens of leg pairs that burrows through soil using its elongated body rather than speed to get around.
myriapod
Fungus Gnat
A small, dark, mosquito-like fly with long legs and delicate smoky wings, often seen weakly fluttering around houseplants or crawling across damp potting soil.
fly
Eastern Amberwing
One of North America's smallest dragonflies, the male Eastern Amberwing glows with solid amber-orange wings and often wags its abdomen in a wasp-like display over floating algae.
dragonfly
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
Spicebush Swallowtail Caterpillar
A bulging-eyed green caterpillar that lives folded inside its own silk-stitched leaf tent, looking every bit like a miniature snake peering out from cover.
caterpillar-larva
Gall Midge
A delicate, mosquito-like fly whose larvae trigger plants to grow strange, often colorful swellings called galls, each species usually tied to one particular host plant.
fly
Calico Pennant
This small, boldly patterned skimmer flashes red or yellow wing patches and heart-shaped abdominal spots as it flutters low over pond vegetation like a tiny pennant flag.
dragonfly
American Rubyspot
A brilliant ruby-red patch at the base of each wing gives this sun-loving damselfly its name, flashing like a spark of color as it perches along fast-flowing rivers.
other
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
Malachite Butterfly
A large tropical butterfly named for the vivid green, mineral-like patches that break up its otherwise dark brown wings, giving it a translucent, stained-glass appearance in flight.
butterfly
Mole Cricket
A stout, velvety brown cricket relative with broad, shovel-like front legs adapted for digging, spending most of its life burrowing just beneath the surface of moist soil.
grasshopper-cricket
Walking Stick
A remarkably twig-like insect with a long, slender, brown to green body and thin legs, so effective at mimicking a plant stem that it can be nearly invisible while motionless on vegetation.
mantis-stick
Mosquito
A slender, long-legged fly with a needle-like proboscis, narrow wings, and a distinctive high-pitched wing hum, most active around dawn, dusk, and in shaded, humid areas.
fly
Silverfish
A wingless, silvery-gray insect with a tapered, fish-like body and three long tail bristles, known for its quick, darting movements and preference for dark, humid hiding spots.
other
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
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