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.

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.
waspAedes Mosquito
A boldly patterned, day-active mosquito genus known for its black-and-white striped legs and habit of breeding in the smallest pockets of water.
fly
Eastern Forktail
One of the smallest and most adaptable damselflies in eastern North America, the Eastern Forktail thrives in everything from wild marshes to roadside ditches, with bright green-and-black males and color-changing females.
other
Indianmeal Moth
A small moth with two-toned, coppery-and-gray wings whose caterpillars spin silken webbing through stored grain, cereal, and dried fruit.
moth
American House Spider
A small, brownish spider with a bulbous, mottled abdomen that spins loose, irregular tangle webs in quiet corners, ceilings, and window frames.
spider
Zebra Jumping Spider
A compact black-and-white striped jumping spider that stalks prey in short, precise leaps across sun-warmed walls and fences.
spider
Atlas Beetle
A large, glossy black-to-metallic rhinoceros beetle in which males bear three long curved horns used for combat over food and mates.
beetleAlderfly
A small, dusky-winged insect that flutters weakly among streamside alders and shrubs, the diminutive relative of the mighty dobsonfly.
aquatic-insect
Ghost Mantis
A small, angular mantis crowned with a leaf-shaped crest, so thoroughly disguised as a withered leaf that it seems to vanish into dead foliage.
mantis-stick
Seven-spotted Ladybird
A classic bright red ladybird with exactly seven black spots, one of the most iconic and widely recognized beetles in the world.
beetlePunkie
An almost invisibly small biting fly that swarms near wetlands at dusk, where only the females take blood meals from animal hosts.
flyMesh Web Weaver
A tiny, easily overlooked spider that spins a loose, bluish tangle of fuzzy silk over twig tips and seed heads to snare small insects.
spiderBackswimmer
A boat-shaped aquatic true bug that swims upside down using oar-like hind legs, patrolling pond water in search of small prey.
aquatic-insectWall Spider
A tiny, flattened spider that spins a small disc-shaped web hugging the surface of a wall and darts sideways in a quick, erratic dash when disturbed.
spider
Ruby Meadowhawk
A small, brilliant-red dragonfly of late summer meadows, so intensely colored that mature males seem to glow when perched low in the grass.
dragonfly
Common Blue
A small, sun-loving butterfly whose males flash brilliant violet-blue wings while females wear warm brown with a scattering of orange spots.
butterfly
Rosy Maple Moth
A small, plush-looking moth in candy-pink and lemon-yellow, often described as one of the most vividly colored moths in North America despite its modest size.
mothHouse Spider
A small, round-bodied brown spider with mottled markings that spins tangled, irregular cobwebs in quiet corners, ceilings, and undisturbed indoor spaces.
spider
Mealworm Beetle
A shiny, oval, dark reddish-brown to nearly black beetle whose larva, the familiar 'mealworm,' is a common sight in stored grain products.
beetle
Goliath Beetle
One of the largest and heaviest beetles on Earth, a massive scarab with a bold pattern of black, white, and brown stripes across its shield-like body.
beetle
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.
mothRoot Maggot
A small, legless white grub that lives hidden in the soil, tunneling into the roots of cabbage-family vegetables where it feeds unseen.
fly
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
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