Whirligig Diving Beetle vs Philippine Stag Beetle

Side-by-side species comparison

Attribute Whirligig Diving Beetle Philippine Stag Beetle
Scientific Name Macrogyrus oblongus Cyclommatus elaphus
Order Coleoptera Coleoptera
Family Gyrinidae Lucanidae
Size 12-18 mm 50-110 mm including mandibles
Habitat Rivers & Streams Mountains
Diet Predators Wood Feeders
Regions Africa Southeast Asia (Philippines, Mindanao, Leyte)
Conservation Least Concern Data Deficient

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.

Philippine Stag Beetle

A striking stag beetle with enormously elongated curved mandibles in males that can exceed the body length. The body has a coppery to dark brown metallic sheen with amber-tinged elytra.

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Did You Know?

The mandibles of large males are so long and curved that they are nearly useless for actual combat and serve primarily as visual displays.