Allen's Big-eared Bat vs field vole

Idionycteris phyllotis compared with Microtus agrestis

Key Differences

• Allen's Big-eared Bat is Least Concern while field vole is Near Threatened.

Taxonomic Classification

Rank	Allen's Big-eared Bat	field vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Chiroptera (Bats)	Rodentia (Rodents)
Family	Vespertilionidae	Cricetidae
Genus	Idionycteris	Microtus
Species	Idionycteris phyllotis	Microtus agrestis

Evolutionary Relationship

Allen's Big-eared Bat and field vole share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Allen's Big-eared Bat

LC — Least Concern

field vole

NT — Near Threatened

Physical Characteristics

Attribute	Allen's Big-eared Bat	field vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Allen's Big-eared Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

field vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Belgium, Denmark, Norway, Russia, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Allen's Big-eared Bat

The Allen's Big-eared Bat (Idionycteris phyllotis) is a species in the genus Idionycteris. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

field vole

field vole (Microtus agrestis) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.