Trechine Cave Ground Beetle vs Alpine Cave Springtail

Side-by-side species comparison

Attribute Trechine Cave Ground Beetle Alpine Cave Springtail
Scientific Name Aphaenops cerberus Onychiuroides alpinus
Order Coleoptera Collembola
Family Carabidae Onychiuridae
Size 6-9 mm 0.8-1.2 mm
Habitat Caves Caves
Diet Predators Omnivores
Regions French Pyrenees (Ariège, Haute-Garonne) Italy
Conservation Vulnerable Data Deficient

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.

Alpine Cave Springtail

A recently described blind springtail from caves in the Italian Alps. It lacks eyes, pigment, and a jumping furca.

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Did You Know?

It survives in caves where temperatures remain just a few degrees above freezing.