Jet Beetle vs Tongan Ground Beetle

Side-by-side species comparison

Attribute Jet Beetle Tongan Ground Beetle
Scientific Name Stenus comma Mecyclothorax tonganus
Order Coleoptera Coleoptera
Family Staphylinidae Carabidae
Size 5-7 mm 5-8 mm
Habitat Ponds & Lakes Forests
Diet Predators Detritivores
Regions Europe, Northern Asia Tonga
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.

Tongan Ground Beetle

A small ground beetle endemic to Tonga found in native forest leaf litter. It is a fast-running nocturnal predator of small invertebrates.

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Did You Know?

Pacific island ground beetles have diversified into hundreds of species across isolated archipelagos.