Anhinga vs Red-billed Duck

Anhinga anhinga compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Anhinga	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	Anhingidae	Anatidae
Genus	Anhinga	Anas
Species	Anhinga anhinga	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Anhinga

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Anhinga	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Anhinga

Habitat

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

Range

Distributed across Colombia, Ecuador, Norway, United States, 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).

Anhinga

Anhinga (Anhinga anhinga) 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