Giant Otter vs tundra vole

Pteronura brasiliensis compared with Microtus oeconomus

Key Differences

• Giant Otter is Endangered while tundra vole is Least Concern.

Taxonomic Classification

Rank	Giant Otter	tundra vole
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Carnivora (Carnivorans)	Rodentia (Rodents)
Family	Mustelidae (Weasels & Otters)	Cricetidae
Genus	Pteronura	Microtus
Species	Pteronura brasiliensis	Microtus oeconomus

Evolutionary Relationship

Giant Otter and tundra vole share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Giant Otter

EN — Endangered

tundra vole

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	tundra vole
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

tundra vole

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Norway and Russia.