Jet Beetle vs Moellenkampi Beetle

Side-by-side species comparison

Attribute Jet Beetle Moellenkampi Beetle
Scientific Name Stenus comma Chalcosoma moellenkampi
Order Coleoptera Coleoptera
Family Staphylinidae Dynastinae
Size 5-7 mm 50-120 mm
Habitat Ponds & Lakes Forests
Diet Predators Sap Feeders
Regions Europe, Northern Asia Borneo, Malaysia
Conservation Least Concern Not Evaluated

Jet Beetle

A tiny, goggle-eyed rove beetle that hunts with a remarkable extendable labium tipped with adhesive pads. It can also skim across water surfaces using a unique chemical propulsion mechanism.

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Did You Know?

Stenus beetles secrete stenusine from pygidial glands, which lowers water surface tension behind them, propelling them across water at speeds up to 70 cm per second.

Moellenkampi Beetle

A rare three-horned rhinoceros beetle from Borneo with a dark metallic sheen. Males are highly variable in horn length.

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Did You Know?

This species is one of the rarest Chalcosoma and is highly sought by collectors worldwide.