Krubera Cave Springtail vs Svalbard Springtail

Side-by-side species comparison

Attribute Krubera Cave Springtail Svalbard Springtail
Scientific Name Plutomurus ortobalaganensis Folsomia quadrioculata
Order Collembola Collembola
Family Tomoceridae Isotomidae
Size 1-2 mm 1-2 mm
Habitat Caves Tundra & Arctic
Diet Fungus Feeders Detritivores
Regions Georgia Svalbard, Scandinavia, Iceland, northern Russia, Arctic Canada
Conservation Data Deficient Least Concern

Krubera Cave Springtail

The deepest-dwelling terrestrial animal ever recorded, found at 1,980 meters underground in Krubera Cave. It is completely eyeless and unpigmented.

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Did You Know?

It holds the record as the deepest-dwelling land animal on Earth at nearly 2 km underground.

Svalbard Springtail

A small, pale springtail with only four simple eyes, for which it is named. It is extremely common in Arctic soils where it plays a major role in decomposition. Populations can reach densities of thousands per square meter.

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Did You Know?

This springtail is so abundant in Arctic soils that it is considered one of the most important decomposer organisms in tundra ecosystems.