Whirligig Diving Beetle vs Cereal Leaf Beetle

Side-by-side species comparison

Attribute Whirligig Diving Beetle Cereal Leaf Beetle
Scientific Name Macrogyrus oblongus Oulema melanopus
Order Coleoptera Coleoptera
Family Gyrinidae Chrysomelidae
Size 12-18 mm 4-5 mm
Habitat Rivers & Streams Farmland
Diet Predators Seed Feeders
Regions Africa Europe, North America (invasive), Asia
Conservation Least Concern Least Concern

Whirligig Diving Beetle

A large whirligig beetle that spins on the water surface of African rivers.

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Did You Know?

Its divided compound eyes allow it to see above and below water simultaneously.

Cereal Leaf Beetle

A small beetle with metallic blue-black elytra and a red-orange thorax. Its larvae strip the upper leaf surface of cereal crops.

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Did You Know?

Larvae carry a shield of their own faeces on their backs to deter predators and prevent desiccation.