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.

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
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
Paper Wasp
A slender, long-legged wasp with a narrow waist and reddish-brown to black coloring marked with yellow, recognized by its open, umbrella-shaped paper nest with visible hexagonal cells.
wasp
Pond Skater
Skimming effortlessly across the surface of still water on long, spindly legs, the pond skater uses ripples to detect struggling insects, which it seizes and pierces with needle-like mouthparts.
true-bug
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
Hummingbird Hawk-Moth
A day-flying moth that hovers in front of flowers on blurring wings while unspooling a long proboscis to sip nectar, so closely mimicking a hummingbird in flight that it is frequently mistaken for one.
moth
Crazy Ant
A fast-moving, long-legged ant instantly recognizable by its erratic, non-stop scurrying in every direction rather than the orderly trails followed by most other ants.
ant
Water Strider
A slender, long-legged true bug famous for skating effortlessly across the surface of ponds and streams using water's surface tension.
aquatic-insectOwlfly
An acrobatic, dragonfly-mimicking predator instantly given away by its long, clubbed antennae, a feature no true dragonfly ever has.
other
Bee Fly
A fuzzy, bee-mimicking fly with a long, forward-pointing proboscis that hovers motionless in front of spring flowers while sipping nectar.
flyTailless Whip Scorpion
A flattened, spider-like arachnid with no stinger and no fangs, instead using a pair of long whip-like sensory legs and grasping spiny arms to feel out and seize prey in total darkness.
arachnid
Rice Weevil
A tiny reddish-brown weevil with a long curved snout and four faint pale spots on its wing covers, commonly found infesting stored rice, wheat, and other grain products.
beetle
Painted Lady
One of the most widely distributed butterflies on Earth, recognized by its orange-and-black mosaic wings with white-spotted black tips and its habit of long-distance migration across continents.
butterfly
Granary Weevil
A small, shiny, dark reddish-brown to black weevil with a long curved snout that is unable to fly, spending its entire life cycle within stores of wheat and other cereal grains.
beetle
Green Lynx Spider
A slender, bright green spider armed with long spiny legs that ambushes insects from flowers and shrubs without spinning a capture web.
spiderDobsonfly
A massive, primitive-looking insect whose males brandish absurdly long, curved mandibles used for wrestling rivals rather than for feeding.
aquatic-insect
Comet Moth (Madagascan Moon Moth)
One of the largest and most spectacular silk moths in the world, with pale yellow-to-red wings and extraordinarily long, ribbon-like tails on the hindwings.
mothCave Cricket
Humpbacked and wingless with absurdly long legs and antennae, this pale, silent insect thrives in the total darkness of caves, basements, and damp crawl spaces.
grasshopper-cricket
Silver Y Moth
A fast-flying, day-active noctuid moth named for the metallic silver Y- or gamma-shaped mark on each mottled grey-brown forewing, famous for its long-distance migratory flights.
mothMud Dauber Wasp
Slender, long-waisted wasps that build distinctive nests from mud, mud daubers stock their cells with paralyzed spiders. Their tube or urn-shaped mud nests are common under eaves and bridges.
waspCave Spider
A long-legged orb weaver adapted to the twilight zone of caves, spinning large webs across cavern mouths and dangling its egg sacs from silk threads deep within the darkness.
spider
Aphid Midge
A delicate, long-legged midge whose orange larvae are voracious aphid hunters. The aphid midge is a prized natural enemy of aphids in gardens and greenhouses.
flyWhip Spider
A flattened, spider-like arachnid with no venom and no silk, using a pair of extremely long, whip-like front legs as sensitive feelers to navigate the dark.
arachnid
Firebrat
A fast, wingless, mottled gray-brown insect with long antennae and tail bristles that thrives in the warm, humid corners near ovens, boilers, and pipes.
other