Barred eagle ray vs ナガスクジラ

Aetomylaeus asperrimus compared with Balaenoptera physalus

Key Differences

• Barred eagle ray is Data Deficient while ナガスクジラ is Endangered.

Taxonomic Classification

Rank	Barred eagle ray	ナガスクジラ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Elasmobranchii	Mammalia (哺乳類)
Order	Myliobatiformes (トビエイ目)	Cetacea (Whales & Dolphins)
Family	Myliobatidae	Balaenopteridae (Rorquals)
Genus	Aetomylaeus	Balaenoptera (Rorquals)
Species	Aetomylaeus asperrimus	Balaenoptera physalus

Evolutionary Relationship

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

Conservation Status

Barred eagle ray

DD — Data Deficient

ナガスクジラ

EN — Endangered

Physical Characteristics

Attribute	Barred eagle ray	ナガスクジラ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Barred eagle ray

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.

Barred eagle ray

The Barred eagle ray (Aetomylaeus asperrimus) is a species in the genus Aetomylaeus. Its conservation status is listed as Data Deficient, indicating insufficient data for assessment.

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。