Osumi Ground Beetle vs South African Robber Fly

Side-by-side species comparison

Attribute Osumi Ground Beetle South African Robber Fly
Scientific Name Carabus osumensis Alcimus tristrigatus
Order Coleoptera Diptera
Family Carabidae Asilidae
Size 22-30 mm 18-26 mm
Habitat Forests Heathland
Diet Predators Predators
Regions East Asia, Japan (Kyushu) Southern Africa
Conservation Vulnerable Least Concern

Osumi Ground Beetle

An endemic ground beetle from the Osumi Peninsula in southern Kyushu, Japan. Features a beautiful metallic green-gold coloration. A nocturnal predator of forest floor invertebrates.

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Did You Know?

This beetle's restricted range on the Osumi Peninsula makes it a textbook example of geographic speciation on the Japanese archipelago.

South African Robber Fly

A large, hairy robber fly endemic to southern Africa's fynbos and savanna. It perches conspicuously on shrubs while scanning for prey.

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Did You Know?

Southern Africa harbors one of the richest robber fly faunas in the world.