Cave ground-beetle vs Japanese Squirrel

Trechus jorgensis compared with Sciurus lis

Key Differences

• Cave ground-beetle is Critically Endangered while Japanese Squirrel is Least Concern.

Taxonomic Classification

Rank	Cave ground-beetle	Japanese Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Mammalia (Mammals)
Order	Coleoptera (Beetles)	Rodentia (Rodents)
Family	Carabidae	Sciuridae (Squirrels)
Genus	Trechus	Sciurus (Tree Squirrels)
Species	Trechus jorgensis	Sciurus lis

Evolutionary Relationship

Cave ground-beetle and Japanese Squirrel share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Cave ground-beetle

CR — Critically Endangered

Japanese Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Cave ground-beetle	Japanese Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cave ground-beetle

Habitat

Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Portugal. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Japanese Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, France, Netherlands, and United Kingdom.

Cave ground-beetle

The Cave ground-beetle (Trechus jorgensis) is a species in the genus Trechus. It is currently classified as Critically Endangered on the IUCN Red List. Inhabits temperate broadleaf and mixed forests and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.