Giant Otter vs Norway lemming

Pteronura brasiliensis compared with Lemmus lemmus

Key Differences

• Giant Otter is Endangered while Norway lemming is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Norway lemming
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	Lemmus
Species	Pteronura brasiliensis	Lemmus lemmus

Evolutionary Relationship

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

Conservation Status

Giant Otter

EN — Endangered

Norway lemming

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Norway lemming
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.

Norway lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Norway and Sweden.