Long-billed Crow vs Red-billed Duck

Corvus validus compared with Anas erythrorhyncha

Key Differences

• Long-billed Crow is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Long-billed 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 validus	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Long-billed Crow

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

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

Habitat & Geographic Range

Long-billed Crow

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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