ナガスクジラ vs Galapagos sea lion

Balaenoptera physalus compared with Zalophus wollebaeki

Taxonomic Classification

Rank	ナガスクジラ	Galapagos sea lion
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class same	Mammalia (哺乳類)	Mammalia (哺乳類)
Order	Cetacea (Whales & Dolphins)	Carnivora (ネコ目)
Family	Balaenopteridae (Rorquals)	Otariidae
Genus	Balaenoptera (Rorquals)	Zalophus
Species	Balaenoptera physalus	Zalophus wollebaeki

Evolutionary Relationship

ナガスクジラ and Galapagos sea lion share a common ancestor at the Class level: Mammalia. (哺乳類)

Conservation Status

ナガスクジラ

EN — Endangered

Galapagos sea lion

EN — Endangered

Physical Characteristics

Attribute	ナガスクジラ	Galapagos sea lion
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ナガスクジラ

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Galapagos sea lion

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and deserts and xeric shrublands within the Neotropic biogeographic realm.

Range

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

ナガスクジラ

ナガスクジラ（Balaenoptera physalus）は、IUCNレッドリストで絶滅危惧種（EN）に分類されています。野生での絶滅リスクが高く、個体数の著しい減少と生存への継続的な脅威に直面しています。

Shared Countries

Both species can be found in 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador