Hairy Sexton Rove Beetle vs Swallowtail Butterfly

Side-by-side species comparison

Attribute Hairy Sexton Rove Beetle Swallowtail Butterfly
Scientific Name Velleius dilatatus Papilio machaon
Order Coleoptera Lepidoptera
Family Staphylinidae Papilionidae
Size 15-24 mm 65-86 mm wingspan
Habitat Woodlands Underground
Diet Predators Predators
Regions Europe Europe, Asia, North America
Conservation Least Concern Least Concern

Hairy Sexton Rove Beetle

A large, broad rove beetle with flattened expanded elytra, uniquely associated with European hornet nests. It is one of the few rove beetles that lives as an inquiline in social wasp colonies.

💡

Did You Know?

This beetle has evolved tolerance to hornet stings and can live unharmed in active hornet nests that would be lethal to most other insects.

Swallowtail Butterfly

Elegant butterfly with yellow wings marked with black veins and blue-red eyespots on hindwings. The tail extensions on hindwings divert predator attacks from the body.

💡

Did You Know?

Swallowtail caterpillars have a hidden orange forked organ called an osmeterium that they pop out from behind their head when threatened, releasing a foul smell.