Bidentate Yellow-shouldered Bat vs Stoat, Ermine

Sturnira bidens compared with Mustela erminea

Key Differences

• Bidentate Yellow-shouldered Bat is Least Concern while Stoat, Ermine is Vulnerable.

Taxonomic Classification

Rank	Bidentate Yellow-shouldered Bat	Stoat, Ermine
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	Chiroptera (翼手目)	Carnivora (食肉目)
Family	Phyllostomidae	Mustelidae (Weasels & Otters)
Genus	Sturnira	Mustela
Species	Sturnira bidens	Mustela erminea

Evolutionary Relationship

Bidentate Yellow-shouldered Bat and Stoat, Ermine share a common ancestor at the Class level: Mammalia. (哺乳動物)

Conservation Status

Bidentate Yellow-shouldered Bat

LC — Least Concern

Stoat, Ermine

VU — Vulnerable

Physical Characteristics

Attribute	Bidentate Yellow-shouldered Bat	Stoat, Ermine
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bidentate Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Stoat, Ermine

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and temperate broadleaf and mixed forests, among 6 distinct biome types spanning the Australasia and Indomalayan and Oceanian realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Indonesia), Europe (6 countries), North America (United States), and Oceania and the Pacific (New Zealand). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Bidentate Yellow-shouldered Bat

The Bidentate Yellow-shouldered Bat (Sturnira bidens) is a species in the genus Sturnira. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Stoat, Ermine

白鼬（Mustela erminea）在IUCN红色名录中被列为易危（VU）。在野外面临较高的濒危风险，种群数量下降，栖息地压力增加。