African Whirligig Beetle vs Madagascan Flat Bark Beetle

Side-by-side species comparison

Attribute African Whirligig Beetle Madagascan Flat Bark Beetle
Scientific Name Dineutus aereus Passandra boliti
Order Coleoptera Coleoptera
Family Gyrinidae Passandridae
Size 8-12 mm 10-18 mm
Habitat Ponds & Lakes Forests
Diet Omnivores Wood Feeders
Regions Sub-Saharan Africa Madagascar
Conservation Least Concern Not Evaluated

African Whirligig Beetle

A bronze-colored whirligig beetle common across sub-Saharan African freshwater habitats. It swims rapidly in circles on the water surface.

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Did You Know?

It can detect surface vibrations from struggling prey using specialized sensors on its antennae.

Madagascan Flat Bark Beetle

An extremely flat beetle that lives under bark in Madagascan forests. Its compressed body allows it to navigate thin gaps between bark layers.

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Did You Know?

Its body is so flat it can slip through gaps less than two millimeters wide.