Wasp Nest Beetle vs Violet Ground Beetle

Side-by-side species comparison

Attribute Wasp Nest Beetle Violet Ground Beetle
Scientific Name Metoecus paradoxus Carabus violaceus
Order Coleoptera Coleoptera
Family Ripiphoridae Carabidae
Size 8-12mm 20-35mm
Habitat Woodlands Underground
Diet Parasitoids Predators
Regions Europe Europe
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.

Violet Ground Beetle

A large black beetle with violet or purple margins on its elytra and thorax. It is nocturnal and hides under logs and stones during the day.

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Did You Know?

When threatened, it releases a foul-smelling liquid from its abdomen to deter predators.