Black-eared Red-backed Vole vs Brook Floater

Eothenomys olitor compared with Alasmidonta varicosa

Key Differences

• Black-eared Red-backed Vole is Least Concern while Brook Floater is Vulnerable.

Taxonomic Classification

Rank	Black-eared Red-backed Vole	Brook Floater
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum	Chordata (สัตว์มีแกนสันหลัง)	Mollusca (มอลลัสกา)
Class	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Bivalvia (ชั้นไบวาลเวีย)
Order	Rodentia (อันดับสัตว์ฟันแทะ)	Unionida (Unionida)
Family	Cricetidae	Unionidae
Genus	Eothenomys	Alasmidonta
Species	Eothenomys olitor	Alasmidonta varicosa

Evolutionary Relationship

Black-eared Red-backed Vole and Brook Floater share a common ancestor at the Kingdom level: Animalia. (สัตว์)

Conservation Status

Black-eared Red-backed Vole

LC — Least Concern

Brook Floater

VU — Vulnerable

Physical Characteristics

Attribute	Black-eared Red-backed Vole	Brook Floater
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-eared Red-backed Vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Brook Floater

Habitat

Native to North America, inhabiting ecosystems characteristic of the region.

Range

Found in United States. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Black-eared Red-backed Vole

The Black-eared Red-backed Vole (Eothenomys olitor) is a species in the genus Eothenomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Brook Floater

The Brook Floater (Alasmidonta varicosa) is a species in the genus Alasmidonta. It is currently classified as Vulnerable on the IUCN Red List. Native to North America, inhabiting ecosystems characteristic of the region.