Double-crested Cormorant vs Red-billed Duck

Phalacrocorax auritus compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Double-crested Cormorant	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Suliformes (Suliformes)	Anseriformes (Anseriformes)
Family	Phalacrocoracidae	Anatidae
Genus	Phalacrocorax	Anas
Species	Phalacrocorax auritus	Anas erythrorhyncha

Evolutionary Relationship

Double-crested Cormorant and Red-billed Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Double-crested Cormorant

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Double-crested Cormorant	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Double-crested Cormorant

Habitat

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

Range

Widely distributed across Europe (5 countries), North America (United States), and South America (Colombia).

Red-billed Duck

Habitat

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

Range

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

Double-crested Cormorant

Double-crested Cormorant (Phalacrocorax auritus) 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 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom