Cascade Rock Crawler vs Mount Halla Ice Crawler

Side-by-side species comparison

Attribute Cascade Rock Crawler Mount Halla Ice Crawler
Scientific Name Grylloblatta sculleni Galloisiana koreana
Order Grylloblattodea Grylloblattodea
Family Grylloblattidae Grylloblattidae
Size 15-22 mm body length 15-25 mm
Habitat Caves Mountains
Diet Omnivores Detritivores
Regions Oregon, Cascade Range Asia
Conservation Near Threatened Endangered

Cascade Rock Crawler

A rare, eyeless rock crawler found in lava tube caves in the Cascade Range. It is adapted to permanent darkness and cold temperatures.

💡

Did You Know?

It was discovered in a lava tube cave and has greatly reduced eyes.

Mount Halla Ice Crawler

A Korean ice crawler restricted to the high elevations of Mount Halla on Jeju Island. It is nocturnal and emerges only during freezing conditions.

💡

Did You Know?

Climate warming directly threatens this species as its cold mountain habitat shrinks upward with no higher ground to retreat to.