Autumn Snowflake vs アジサシ

Acis autumnalis compared with Sterna hirundo

Key Differences

• Autumn Snowflake is Least Concern while アジサシ is Endangered.

Taxonomic Classification

Rank	Autumn Snowflake	アジサシ
Kingdom	Plantae (植物)	Animalia (動物)
Phylum	Magnoliophyta (被子植物門)	Chordata (脊索動物)
Class	Liliopsida (単子葉植物綱)	Aves (鳥類)
Order	Asparagales (クサスギカズラ目)	Charadriiformes (チドリ目)
Family	Amaryllidaceae	Laridae
Genus	Acis	Sterna
Species	Acis autumnalis	Sterna hirundo

Conservation Status

Autumn Snowflake

LC — Least Concern

アジサシ

EN — Endangered

Physical Characteristics

Attribute	Autumn Snowflake	アジサシ
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Autumn Snowflake

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Found in Norway.

アジサシ

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 9 distinct biome types spanning the Neotropic and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Europe (7 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Autumn Snowflake

The Autumn Snowflake (Acis autumnalis) is a species in the genus Acis. It is currently classified as Least Concern on the IUCN Red List. Typically found in grasslands, wetlands, forests, and cultivated landscapes.

アジサシ

アジサシ（Sterna hirundo）はIUCNレッドリストで危機（EN）に分類されている。野生での絶滅リスクが高く、著しい個体数の減少と生存への継続的な脅威がある。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway