Sardinian Rosalia Longhorn vs Stenus Jet Rove Beetle

Side-by-side species comparison

Attribute Sardinian Rosalia Longhorn Stenus Jet Rove Beetle
Scientific Name Rosalia alpina ssp. Stenus bimaculatus
Order Coleoptera Coleoptera
Family Cerambycidae Staphylinidae
Size 25-40 mm 4-6 mm
Habitat Forests Ponds & Lakes
Diet Wood Feeders Omnivores
Regions Sardinia, Corsica, Mediterranean Europe, Asia
Conservation Vulnerable Least Concern

Sardinian Rosalia Longhorn

A stunning blue-gray longhorn beetle with black spots found in old beech forests. Mediterranean island populations are genetically distinct.

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Did You Know?

Adults produce a rose-scented pheromone, giving the genus its name Rosalia.

Stenus Jet Rove Beetle

A small rove beetle with bulging eyes and an extensible sticky labium used to capture springtails. It can skim across water using a surfactant secretion.

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Did You Know?

It secretes a chemical that lowers surface tension behind it, propelling it across water at remarkable speed.