ナガスクジラ vs Hallowell Amagaeru

Balaenoptera physalus compared with Hyla hallowellii

Key Differences

• ナガスクジラ is Endangered while Hallowell Amagaeru is Least Concern.

Taxonomic Classification

Rank	ナガスクジラ	Hallowell Amagaeru
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Mammalia (哺乳類)	Amphibia (両生類)
Order	Cetacea (Whales & Dolphins)	Anura (カエル)
Family	Balaenopteridae (Rorquals)	Hylidae
Genus	Balaenoptera (Rorquals)	Hyla
Species	Balaenoptera physalus	Hyla hallowellii

Evolutionary Relationship

ナガスクジラ and Hallowell Amagaeru share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

ナガスクジラ

EN — Endangered

Hallowell Amagaeru

LC — Least Concern

Physical Characteristics

Attribute	ナガスクジラ	Hallowell Amagaeru
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.

Hallowell Amagaeru

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

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。