Black and Yellow Longhorn vs Common Potter Wasp

Side-by-side species comparison

Attribute Black and Yellow Longhorn Common Potter Wasp
Scientific Name Rutpela maculata Eumenes fraternus
Order Coleoptera Hymenoptera
Family Cerambycidae Vespidae
Size 13-20mm 13-17 mm
Habitat Underground Underground
Diet Nectar Feeders Nectar Feeders
Regions Europe Eastern North America
Conservation Least Concern Least Concern

Black and Yellow Longhorn

A slender wasp-mimicking beetle with yellow elytra marked with black bands and spots. It is a common flower visitor in European summers.

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Did You Know?

Its wasp-like coloring is a form of Batesian mimicry that deters predators despite being completely harmless.

Common Potter Wasp

A North American potter wasp that builds small globular mud cells on plant stems and twigs. The female suspends her egg on a silk thread inside the pot before sealing it.

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Did You Know?

The egg is hung on a thread from the ceiling of the pot so the larva can begin eating the paralyzed caterpillars below without being crushed.