Gianna’s Yellow-shouldered Bat vs Japanese Weasel

Sturnira giannae compared with Mustela itatsi

Key Differences

• Gianna’s Yellow-shouldered Bat is Least Concern while Japanese Weasel is Near Threatened.

Taxonomic Classification

Rank	Gianna’s Yellow-shouldered Bat	Japanese Weasel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class same	Mammalia (mamíferos)	Mammalia (mamíferos)
Order	Chiroptera (morcego)	Carnivora (carnívoros)
Family	Phyllostomidae	Mustelidae (Weasels & Otters)
Genus	Sturnira	Mustela
Species	Sturnira giannae	Mustela itatsi

Evolutionary Relationship

Gianna’s Yellow-shouldered Bat and Japanese Weasel share a common ancestor at the Class level: Mammalia. (mamíferos)

Conservation Status

Gianna’s Yellow-shouldered Bat

LC — Least Concern

Japanese Weasel

NT — Near Threatened

Physical Characteristics

Attribute	Gianna’s Yellow-shouldered Bat	Japanese Weasel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gianna’s Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Japanese Weasel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Japan. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.