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.

Rove Beetle
A slender, fast-running beetle with unusually short wing covers that leave much of its flexible abdomen exposed, often curling its tail upward like a scorpion when alarmed.
beetle
Luna Moth Caterpillar
A large, plump, apple-green caterpillar with faint yellow side stripes and rows of small red-orange tubercles, the larval form of one of North America's most beautiful giant silk moths.
caterpillar-larva
Cucumber Beetle
A small, brightly colored beetle patterned with black spots or stripes on a yellow-green background, commonly seen crawling on the flowers and leaves of cucumber and squash plants.
beetleScale Insect
A small, immobile insect that appears as a flat or domed, waxy bump firmly attached to a stem or leaf, easily mistaken for a plant blemish rather than a living creature.
true-bug
Southern Flannel Moth (Puss Caterpillar Moth)
A small, densely furred tan-to-orange moth best known for its unusual larva, a soft-looking, cat-tailed caterpillar whose fluffy coat hides rows of venomous spines.
moth
Bagrada Bug
A tiny, orange-and-black stink bug with an intricate mottled pattern, notable as a small-bodied specialist pest of cabbage-family plants in warm, dry climates.
true-bug
Silvery Checkerspot
An orange-brown checkered butterfly named for the row of small silvery-white crescent spots along the underside hindwing margin, commonly seen nectaring at composite flowers in open habitats.
butterfly
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.
moth
Ladybug
A small, round, brightly colored beetle with a domed, shiny shell typically red or orange with black spots, one of the most recognizable and beloved beetles found in gardens worldwide.
beetle
Ground Beetle
A fast-moving, shiny black or metallic beetle with long legs and prominent jaws, usually found scurrying under rocks and debris where it hunts other small invertebrates.
beetle
Common Ringlet
A small, plain buff-orange satyr butterfly of open grassy places, notable for its understated coloring and Holarctic distribution spanning North America, Europe, and Asia.
butterflyBrown Lacewing
Smaller and less conspicuous than its green relatives, the Brown Lacewing is a subtle but effective predator of aphids and other tiny insects in gardens, forests, and orchards.
other
Banded Hairstreak
A gray-brown, tailed hairstreak marked by a postmedian band of white-edged dark spots on the hindwing underside and a small orange-capped blue spot near the tail, closely tied to oak and hickory woodlands.
butterfly
White Ermine Moth
A soft, fuzzy white moth speckled with small black dots, resembling the ermine fur trim after which it is named, commonly seen resting on vegetation or attracted to lights on summer nights.
moth
Leafhopper
A small, wedge-shaped insect that darts sideways and springs away in quick hops when disturbed, often brightly striped or patterned and found clinging to the underside of leaves.
true-bug
Deer Tick
A small, dark-legged tick with a reddish-brown, teardrop-shaped body, noticeably smaller than many other common tick species and often found questing in wooded or grassy edge habitats.
arachnidBurying Beetle
A black beetle marked with bold orange-red bands, notable for locating small dead animals, burying them underground, and cooperatively raising larvae with a partner over the buried carcass.
beetle
American Lady
A boldly patterned orange-and-black brushfoot butterfly best identified by two large eyespots on its underside hindwing and a distinctive small white spot within the orange field of its forewing.
butterfly
Green Peach Aphid
A small, pale yellow-green aphid with an exceptionally broad host range, recognized as one of the most widespread and adaptable aphid species found on garden vegetables, ornamentals, and stone fruit trees.
true-bugThrips
A minuscule, slender insect with fringed, feather-like wings, often noticed only as a fast-moving dark speck darting across a flower petal or windowsill.
otherFlea Beetle
A tiny, shiny beetle that springs away like a flea when disturbed, leaving characteristic small round holes peppered across the leaves it feeds on.
beetle
Sphinx Moth
A large, streamlined, fast-flying moth with narrow triangular wings and a robust, tapering body, famous for hovering at flowers at dusk like a hummingbird.
moth
Pearl Crescent
A small, orange-and-black checkered butterfly that is one of the most abundant and widespread species in open fields across the continent, easily recognized by its crescent-shaped pale marking on the hindwing underside.
butterfly
Codling Moth
A small, inconspicuous grey-brown moth best known through the work of its larva, the classic apple 'worm' that tunnels into fruit, making this tiny moth one of the most economically significant insects in orchards worldwide.
moth