Black-Necked Grebe vs Chestnut-flanked Sparrowhawk

Podiceps nigricollis compared with Accipiter castanilius

Key Differences

• Black-Necked Grebe is Endangered while Chestnut-flanked Sparrowhawk is Least Concern.

Taxonomic Classification

Rank	Black-Necked Grebe	Chestnut-flanked Sparrowhawk
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Podicipediformes (Podicipediformes)	Accipitriformes (Hawks & Eagles)
Family	Podicipedidae	Accipitridae (Hawks & Eagles)
Genus	Podiceps	Accipiter
Species	Podiceps nigricollis	Accipiter castanilius

Evolutionary Relationship

Black-Necked Grebe and Chestnut-flanked Sparrowhawk share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Black-Necked Grebe

EN — Endangered

Chestnut-flanked Sparrowhawk

LC — Least Concern

Physical Characteristics

Attribute	Black-Necked Grebe	Chestnut-flanked Sparrowhawk
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black-Necked Grebe

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.

Chestnut-flanked Sparrowhawk

Habitat

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

Range

Found in Norway.

Black-Necked Grebe

Black-Necked Grebe (Podiceps nigricollis) is classified as Endangered (EN) on the IUCN Red List. At high risk of extinction in the wild, with significant population decline and ongoing threats to survival.

Chestnut-flanked Sparrowhawk

The Chestnut-flanked Sparrowhawk (Accipiter castanilius) is a species in the genus Accipiter. It is currently classified as Least Concern on the IUCN Red List. Typically found in various aerial, terrestrial, and aquatic environments.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway