Bug Identifier

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.

Milkweed Bug

Milkweed Bug

A bold orange-and-black true bug that clusters conspicuously on milkweed seed pods, its warning colours advertising the plant toxins it safely stores from its host.

true-bug
Cinnabar Moth

Cinnabar Moth

A striking black-and-red day-flying moth whose boldly banded orange-and-black caterpillars feed conspicuously on ragwort, sequestering plant compounds as a chemical defense advertised by their vivid warning colors.

moth
Bombardier Beetle

Bombardier Beetle

A dark, quick-moving ground beetle famous for firing a hot, audible chemical spray from its abdomen when disturbed, using two-tone coloring of a reddish head and thorax against blue-black wing covers as a warning signal.

beetle
Giant Centipede

Giant Centipede

A long, fast-moving, many-legged predator with a hardened segmented body and a pair of venom-injecting claws behind the head that it uses to overpower prey far larger than itself.

myriapod
Flour Beetle

Flour Beetle

A tiny, shiny reddish-brown beetle that infests flour, cereal, and other dry stored foods, often found in dense clustered populations.

beetle
Spider Mite

Spider Mite

A speck-sized arachnid that spins fine silk webbing across infested leaves as it pierces plant cells for their contents, leaving behind a telltale stippled, bronzed appearance. Populations can explode rapidly in hot, dry weather, making it a familiar garden and greenhouse pest.

arachnid
Fall Armyworm

Fall Armyworm

A brownish-green caterpillar marked with a pale inverted "Y" on its head, notorious for rapid, large-scale outbreaks that devastate corn and other grass crops across the globe.

caterpillar-larva
Rice Weevil

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
Indian Meal Moth

Indian Meal Moth

A small, distinctively two-toned moth with pale grey-tan inner wings and coppery-reddish outer wings, widely recognized as the most common moth found infesting stored dry food products in homes.

moth