Gray-lined Hawk vs Red-billed Duck

Buteo nitidus compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Gray-lined Hawk	Red-billed 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 erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Gray-lined Hawk

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Gray-lined Hawk	Red-billed 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.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

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.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) 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.

Shared Countries

Both species can be found in 2 countries:

🇪🇨 Ecuador 🇳🇴 Norway