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.

Stink Bug

Stink Bug

A broad, shield-shaped true bug that releases a pungent defensive odor when handled or crushed, commonly found on garden vegetables and fruit trees.

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Monarch's Milkweed

Monarch's Milkweed

A boldly orange-and-black true bug that shares milkweed plants with Monarch butterfly caterpillars, often clustering in large groups on seed pods and stems.

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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.

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Harlequin Bug

Harlequin Bug

A shield-shaped stink bug painted in bold black-and-orange (or red-and-yellow) blotches, making it one of the most colorful and easily recognized true bugs on cabbage and other cole crops.

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Boxelder Bug

Boxelder Bug

A slender black true bug marked with three bold red-orange stripes on its thorax and red wing veins, famous for massing by the hundreds on tree trunks and sun-warmed walls in autumn.

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Bordered Plant Bug

Bordered Plant Bug

A dark, oval-bodied true bug with a distinct pale margin around its wing edges, often mistaken for a large ant or beetle when its nymphs cluster together in tight groups.

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Assassin Bug

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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Leaf-Footed Bug

Leaf-Footed Bug

A large, elongated brown true bug named for the flattened, leaf-shaped expansions on its hind legs, often found feeding on fruits, seeds, and vegetables in gardens and orchards.

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Bald-faced Hornet

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.

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Variegated Fritillary

Variegated Fritillary

A wide-ranging, mottled orange-brown butterfly that lacks the silvery underside spots of true fritillaries and instead shows an intricate patchwork of tan, orange, and black markings, known for its wandering, migratory habits.

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