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Rosalia Longicorn

rare

Rosalia Longicorn

Rosalia alpina

Habitat
Old-growth European beech forests, mountainous 500-1500m
Body length
38 mm
Order
Coleoptera · Cerambycidae

Weird but real

Its powder-blue body and black velvet spots are dusted with fine hairs, and each antenna segment wears a tiny tuft like a paintbrush.

Why it's cool

A living Wedgwood vase on legs: this ash-blue beetle needs ancient dead beech wood, so it's a badge that a forest is truly old.

Photographs

Ein unter Schutz stehender Käfer
Peter Kurzke · CC BY-SA 4.0 · source
Rosalia longicorn (Rosalia alpina) on an ancient beech near Pescasseroli, Abruzzo - Italy
Bouke ten Cate · CC BY 4.0 · source