乌灰鹞 vs 沼泽鹞

Circus pygargus compared with Circus approximans

Key Differences

• 乌灰鹞 is Critically Endangered while 沼泽鹞 is Least Concern.

Taxonomic Classification

Rank	乌灰鹞	沼泽鹞
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 approximans

Evolutionary Relationship

乌灰鹞 and 沼泽鹞 share a common ancestor at the Genus level: Circus.

Conservation Status

乌灰鹞

CR — Critically Endangered

沼泽鹞

LC — Least Concern

Physical Characteristics

Attribute	乌灰鹞	沼泽鹞
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.

沼泽鹞

Habitat

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

Range

Found in Norway.

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