Blue star vs ホシハジロ

Amsonia orientalis compared with Aythya ferina

Key Differences

• Blue star is Critically Endangered while ホシハジロ is Near Threatened.

Taxonomic Classification

Rank	Blue star	ホシハジロ
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Magnoliopsida (モクレン綱)	Aves (鳥類)
Order	Gentianales (リンドウ目)	Anseriformes (カモ目)
Family	Apocynaceae	Anatidae
Genus	Amsonia	Aythya
Species	Amsonia orientalis	Aythya ferina

Conservation Status

Blue star

CR — Critically Endangered

ホシハジロ

NT — Near Threatened

Physical Characteristics

Attribute	Blue star	ホシハジロ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blue star

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

ホシハジロ

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (8 countries), and North America (United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Blue star

The Blue star (Amsonia orientalis) is a species in the genus Amsonia. It is currently classified as Critically Endangered on the IUCN Red List. Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

ホシハジロ

ホシハジロ（Aythya ferina）はIUCNレッドリストで準絶滅危惧（NT）に分類されている。脅威のある種の基準に近く、保全措置がなければ脆弱になる可能性がある。