黑頸鸊鷈 vs 赤頸鸊鷈

Podiceps nigricollis compared with Podiceps grisegena

Key Differences

• 黑頸鸊鷈 is Endangered while 赤頸鸊鷈 is Not Evaluated.

Taxonomic Classification

Rank	黑頸鸊鷈	赤頸鸊鷈
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	Podicipediformes (䴙䴘目)	Podicipediformes (䴙䴘目)
Family same	Podicipedidae	Podicipedidae
Genus same	Podiceps	Podiceps
Species	Podiceps nigricollis	Podiceps grisegena

Evolutionary Relationship

黑頸鸊鷈 and 赤頸鸊鷈 share a common ancestor at the Genus level: Podiceps.

Conservation Status

黑頸鸊鷈

EN — Endangered

赤頸鸊鷈

NE — Not Evaluated

Physical Characteristics

Attribute	黑頸鸊鷈	赤頸鸊鷈
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

黑頸鸊鷈

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and boreal forests and taiga, among 8 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Found across Europe (5 countries) and North America (United States). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

赤頸鸊鷈

Habitat

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

Range

Found across Europe (5 countries) and North America (United States).

黑頸鸊鷈

Black-Necked Grebe（Podiceps nigricollis）在IUCN红色名录中被列为濒危（EN）物种。在野外面临高度灭绝风险，种群数量显著下降，生存威胁持续存在。

赤頸鸊鷈

赤颈䴙䴘（Podiceps grisegena）在IUCN红色名录中被列为未评估（NE）。尚未依据IUCN红色名录标准进行评估，保育状况有待确定。

Shared Countries

Both species can be found in 5 countries:

🇧🇪 Belgium 🇩🇰 Denmark 🇳🇴 Norway 🇸🇪 Sweden 🇺🇸 United States