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.

All Beetles Butterflies Moths Ants Bees Wasps Flies True Bugs Spiders Other Arachnids Grasshoppers & Crickets Dragonflies Mantises & Stick Insects Caterpillars & Larvae Aquatic Insects Centipedes & Millipedes Other

Assassin Bug

A slender, long-legged predatory true bug with a curved, needle-like beak used to ambush and pierce other insects, often patterned in bold orange, black, or red warning colors.

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Wheel Bug

A large, gray, armored-looking true bug named for the distinctive cog-like crest rising from its back, one of the biggest and most unmistakable assassin bugs in North America.

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