Spider-hunting Wasp vs Whirligig Beetle

Side-by-side species comparison

Attribute Spider-hunting Wasp Whirligig Beetle
Scientific Name Anoplius nigerrimus Gyrinus natator
Order Hymenoptera Coleoptera
Family Pompilidae Gyrinidae
Size 12-18mm 5-7 mm
Habitat Beaches & Coastal Ponds & Lakes
Diet Predators Predators
Regions Europe Europe
Conservation Least Concern Least Concern

Spider-hunting Wasp

A large all-black spider-hunting wasp that drags paralyzed wolf spiders back to its burrow.

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Did You Know?

Paralyzes a wolf spider with a precise sting to the nerve ganglion then drags it backwards to its burrow.

Whirligig Beetle

A small, oval, shiny black beetle that spins in rapid circles on the water surface. Its eyes are divided in two, allowing it to see above and below water simultaneously.

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Did You Know?

Whirligig beetles have uniquely split compound eyes, with one pair looking above the waterline and another pair looking below it at the same time.