Zwergwal vs Lesser Yellow-shouldered Bat

Balaenoptera acutorostrata compared with Sturnira nana

Key Differences

• Zwergwal is Least Concern while Lesser Yellow-shouldered Bat is Endangered.

Taxonomic Classification

Rank	Zwergwal	Lesser Yellow-shouldered Bat
Kingdom same	Animalia (Tier)	Animalia (Tier)
Phylum same	Chordata (Chordatiere)	Chordata (Chordatiere)
Class same	Mammalia (Säugetiere)	Mammalia (Säugetiere)
Order	Cetacea (Whales & Dolphins)	Chiroptera (Fledertiere)
Family	Balaenopteridae (Rorquals)	Phyllostomidae
Genus	Balaenoptera (Rorquals)	Sturnira
Species	Balaenoptera acutorostrata	Sturnira nana

Evolutionary Relationship

Zwergwal and Lesser Yellow-shouldered Bat share a common ancestor at the Class level: Mammalia. (Säugetiere)

Conservation Status

Zwergwal

LC — Least Concern

Lesser Yellow-shouldered Bat

EN — Endangered

Physical Characteristics

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

Habitat & Geographic Range

Zwergwal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador).

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.

Zwergwal

Bagwhale (Balaenoptera acutorostrata) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Shared Countries

Both species can be found in 1 countries:

🇪🇨 Ecuador