Beaver Rove Beetle vs Hairy Whirligig Beetle

Side-by-side species comparison

Attribute Beaver Rove Beetle Hairy Whirligig Beetle
Scientific Name Leptusa fumida Orectochilus villosus
Order Coleoptera Coleoptera
Family Staphylinidae Gyrinidae
Size 2-3 mm 5-7 mm
Habitat Woodlands Rivers & Streams
Diet Predators Omnivores
Regions Europe, Northern Asia Europe
Conservation Least Concern Least Concern

Beaver Rove Beetle

A tiny, dark aleocharine rove beetle that inhabits the nests of beavers and other semi-aquatic rodents. It feeds on organic debris and invertebrates in the warm, humid nest environment.

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Did You Know?

This nidicolous beetle has adapted to the unique microclimate of beaver lodges, where humidity is near 100 percent and temperatures remain stable year-round.

Hairy Whirligig Beetle

A nocturnal whirligig beetle covered in fine golden hairs that trap air underwater. Unlike other whirligigs it hides under stones by day.

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Did You Know?

It is the only European whirligig beetle that is primarily nocturnal rather than diurnal.