乌灰鹞 vs 留尼旺鷂

Circus pygargus compared with Circus maillardi

Key Differences

• 乌灰鹞 is Critically Endangered while 留尼旺鷂 is Endangered.

Taxonomic Classification

Rank	乌灰鹞	留尼旺鷂
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class same	Aves (鳥綱)	Aves (鳥綱)
Order same	Accipitriformes (鷹形目)	Accipitriformes (鷹形目)
Family same	Accipitridae (Hawks & Eagles)	Accipitridae (Hawks & Eagles)
Genus same	Circus	Circus
Species	Circus pygargus	Circus maillardi

Evolutionary Relationship

乌灰鹞 and 留尼旺鷂 share a common ancestor at the Genus level: Circus.

Conservation Status

乌灰鹞

CR — Critically Endangered

留尼旺鷂

EN — Endangered

Physical Characteristics

Attribute	乌灰鹞	留尼旺鷂
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

乌灰鹞

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and temperate grasslands and steppes within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (6 countries). Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

留尼旺鷂

Habitat

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

Range

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

乌灰鹞

蒙古鹞（Circus pygargus）在 IUCN 红色名录上被列为极度濒危（CR）。由于种群严重减少和栖息地丧失，在野外面临极高的灭绝风险。

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway