Japanese Weasel vs Lesser Yellow-shouldered Bat

Mustela itatsi compared with Sturnira nana

Key Differences

• Japanese Weasel is Near Threatened while Lesser Yellow-shouldered Bat is Endangered.

Taxonomic Classification

Rank	Japanese Weasel	Lesser Yellow-shouldered Bat
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class same	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)	Mammalia (สัตว์เลี้ยงลูกด้วยน้ำนม)
Order	Carnivora (สัตว์กินเนื้อ)	Chiroptera (ค้างคาว)
Family	Mustelidae (Weasels & Otters)	Phyllostomidae
Genus	Mustela	Sturnira
Species	Mustela itatsi	Sturnira nana

Evolutionary Relationship

Japanese Weasel and Lesser Yellow-shouldered Bat share a common ancestor at the Class level: Mammalia. (สัตว์เลี้ยงลูกด้วยน้ำนม)

Conservation Status

Japanese Weasel

NT — Near Threatened

Lesser Yellow-shouldered Bat

EN — Endangered

Physical Characteristics

Attribute	Japanese Weasel	Lesser Yellow-shouldered Bat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Lesser Yellow-shouldered Bat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.