Giant Otter vs Yili Tianshu

Pteronura brasiliensis compared with Microtus ilaeus

Key Differences

• Giant Otter is Endangered while Yili Tianshu is Least Concern.

Taxonomic Classification

Rank	Giant Otter	Yili Tianshu
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Mammalia (哺乳動物)	Mammalia (哺乳動物)
Order	Carnivora (食肉目)	Rodentia (啮齿目)
Family	Mustelidae (Weasels & Otters)	Cricetidae
Genus	Pteronura	Microtus
Species	Pteronura brasiliensis	Microtus ilaeus

Evolutionary Relationship

Giant Otter and Yili Tianshu share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Giant Otter

EN — Endangered

Yili Tianshu

LC — Least Concern

Physical Characteristics

Attribute	Giant Otter	Yili Tianshu
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.

Yili Tianshu

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.