Fish Crow vs Red-billed Duck

Corvus ossifragus compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Fish Crow	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Passeriformes (Songbirds)	Anseriformes (Anseriformes)
Family	Corvidae (Crows & Ravens)	Anatidae
Genus	Corvus (Crows & Ravens)	Anas
Species	Corvus ossifragus	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Fish Crow

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Fish Crow	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fish Crow

Habitat

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

Range

Distributed across Norway and United States.

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 1 countries:

🇳🇴 Norway