Trechine Cave Ground Beetle vs Easter Island Cave Springtail

Side-by-side species comparison

Attribute Trechine Cave Ground Beetle Easter Island Cave Springtail
Scientific Name Aphaenops cerberus Pseudosinella hahoteana
Order Coleoptera Collembola
Family Carabidae Entomobryidae
Size 6-9 mm 1-1.5 mm
Habitat Caves Caves
Diet Predators Omnivores
Regions French Pyrenees (Ariège, Haute-Garonne) Chile
Conservation Vulnerable Vulnerable

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.

Easter Island Cave Springtail

A cave-adapted springtail endemic to lava tubes on Easter Island (Rapa Nui). It is one of very few invertebrates endemic to the island's caves.

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Did You Know?

It is one of the most isolated cave springtails on Earth.