Wasp Nest Beetle vs Carpenter-Mimic Ant

Side-by-side species comparison

Attribute Wasp Nest Beetle Carpenter-Mimic Ant
Scientific Name Metoecus paradoxus Camponotus chromaiodes
Order Coleoptera Hymenoptera
Family Ripiphoridae Formicidae
Size 8-12mm 6-13 mm
Habitat Woodlands Woodlands
Diet Parasitoids Wood Feeders
Regions Europe Eastern North America
Conservation Least Concern Least Concern

Wasp Nest Beetle

A bizarre wedge-shaped beetle that develops as a parasitoid inside social wasp nests. Males have feathery antennae.

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Did You Know?

One of the most unusual beetles in Europe, spending its entire larval development inside live wasp nests.

Carpenter-Mimic Ant

A large bicolored carpenter ant with a bright red thorax and black head and gaster, common in eastern North American forests. Workers excavate galleries in dead wood and are primarily nocturnal foragers. They are often confused with C. pennsylvanicus.

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Did You Know?

They produce a distinctive alarm pheromone that smells like nail polish remover, detectable even by humans when a nest is disturbed.