Brown eagle-ray vs アメリカホシハジロ

Aetomylaeus milvus compared with Aythya americana

Key Differences

• Brown eagle-ray is Endangered while アメリカホシハジロ is Not Evaluated.

Taxonomic Classification

Rank	Brown eagle-ray	アメリカホシハジロ
Kingdom same	Animalia (動物)	Animalia (動物)
Phylum same	Chordata (脊索動物)	Chordata (脊索動物)
Class	Elasmobranchii	Aves (鳥類)
Order	Myliobatiformes (トビエイ目)	Anseriformes (カモ目)
Family	Myliobatidae	Anatidae
Genus	Aetomylaeus	Aythya
Species	Aetomylaeus milvus	Aythya americana

Evolutionary Relationship

Brown eagle-ray and アメリカホシハジロ share a common ancestor at the Phylum level: Chordata. (脊索動物)

Conservation Status

Brown eagle-ray

EN — Endangered

アメリカホシハジロ

NE — Not Evaluated

Physical Characteristics

Attribute	Brown eagle-ray	アメリカホシハジロ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

アメリカホシハジロ

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Found across Europe (7 countries) and North America (United States).

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.

アメリカホシハジロ

アカアタマハジロ（Aythya americana）はIUCNレッドリストで未評価（NE）に分類されている。IUCNレッドリスト基準でまだ評価されておらず、保全状況は未確定である。