Trechine Cave Ground Beetle vs Golden Dung Fly

Side-by-side species comparison

Attribute Trechine Cave Ground Beetle Golden Dung Fly
Scientific Name Aphaenops cerberus Scathophaga stercoraria
Order Coleoptera Diptera
Family Carabidae Scathophagidae
Size 6-9 mm 7-10 mm
Habitat Caves Farmland
Diet Predators Predators
Regions French Pyrenees (Ariège, Haute-Garonne) Europe, Asia, North America
Conservation Vulnerable Least Concern

Trechine Cave Ground Beetle

A fully cave-adapted ground beetle from the Pyrenees with no eyes, no pigmentation, and extremely elongated spider-like legs and antennae. It is beautifully adapted to life in total darkness.

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Did You Know?

Named after Cerberus, the three-headed guard dog of the underworld, this beetle navigates pitch-dark caves using enormously elongated antennae that can be twice its body length.

Golden Dung Fly

A common furry yellow fly that gathers on fresh cow dung to mate and hunt.

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Did You Know?

Males are fiercely competitive and wrestle each other for access to females on dung pats.