Crested Auklet vs Red-billed Duck

Aethia cristatella compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Crested Auklet	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Charadriiformes (Charadriiformes)	Anseriformes (Anseriformes)
Family	Alcidae	Anatidae
Genus	Aethia	Anas
Species	Aethia cristatella	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Crested Auklet

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Crested Auklet	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crested Auklet

Habitat

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

Range

Distributed across Norway and United Kingdom.

Red-billed Duck

Habitat

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

Range

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

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:

🇳🇴 Norway 🇬🇧 United Kingdom