Cave ground-beetle vs Gray Red-backed Vole

Trechus pereirai compared with Myodes rufocanus

Key Differences

• Cave ground-beetle is Critically Endangered while Gray Red-backed Vole is Least Concern.

Taxonomic Classification

Rank	Cave ground-beetle	Gray Red-backed Vole
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum	Arthropoda (Gliederfüßer)	Chordata (Chordatiere)
Class	Insecta (Insekten)	Mammalia (Säugetiere)
Order	Coleoptera (Käfer)	Rodentia (Nagetiere)
Family	Carabidae	Cricetidae
Genus	Trechus	Myodes
Species	Trechus pereirai	Myodes rufocanus

Evolutionary Relationship

Cave ground-beetle and Gray Red-backed Vole share a common ancestor at the Kingdom level: Animalia. (Tier)

Conservation Status

Cave ground-beetle

CR — Critically Endangered

Gray Red-backed Vole

LC — Least Concern

Physical Characteristics

Attribute	Cave ground-beetle	Gray Red-backed Vole
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.

Gray Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Norway.

Cave ground-beetle

The Cave ground-beetle (Trechus pereirai) 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.