Gray-lined Hawk vs Laysan Duck

Buteo nitidus compared with Anas laysanensis

Key Differences

• Gray-lined Hawk is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Gray-lined Hawk	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Accipitriformes (Hawks & Eagles)	Anseriformes (Anseriformes)
Family	Accipitridae (Hawks & Eagles)	Anatidae
Genus	Buteo	Anas
Species	Buteo nitidus	Anas laysanensis

Evolutionary Relationship

Gray-lined Hawk and Laysan Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Gray-lined Hawk

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Gray-lined Hawk	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-lined Hawk

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

Laysan Duck

Habitat

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

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Gray-lined Hawk

Gray-lined Hawk (Buteo nitidus) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway