ミンククジラ vs Brown eagle-ray

Balaenoptera acutorostrata compared with Aetomylaeus milvus

Key Differences

• ミンククジラ is Least Concern while Brown eagle-ray is Endangered.

Taxonomic Classification

Rank	ミンククジラ	Brown eagle-ray
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)	Elasmobranchii
Order	Cetacea (Whales & Dolphins)	Myliobatiformes (トビエイ目)
Family	Balaenopteridae (Rorquals)	Myliobatidae
Genus	Balaenoptera (Rorquals)	Aetomylaeus
Species	Balaenoptera acutorostrata	Aetomylaeus milvus

Evolutionary Relationship

ミンククジラ and Brown eagle-ray share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

ミンククジラ

LC — Least Concern

Brown eagle-ray

EN — Endangered

Physical Characteristics

Attribute	ミンククジラ	Brown eagle-ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

ミンククジラ

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

Brown eagle-ray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

ミンククジラ

コイワシクジラ（Balaenoptera acutorostrata）は世界中の冷温帯〜熱帯海域に広く分布する小型のミンク鯨類で、体長8〜10メートルほどに成長する。IUCNレッドリストでは軽度懸念（LC）に分類されており、ヒゲ鯨類の中では比較的個体数が多く、沿岸域〜外洋まで幅広く生息する。好奇心旺盛で船舶に近づく行動が観察されることが多く、北西太平洋のいくつかの個体群では捕鯨の継続的な対象となっている。

Brown eagle-ray

The Brown Eagle-ray (Aetomylaeus milvus) is a species in the genus Aetomylaeus. It is currently classified as Endangered on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

Shared Countries

Both species can be found in 1 countries:

🇹🇼 Taiwan