Red-billed Duck vs Silver Gull

Anas erythrorhyncha compared with Chroicocephalus novaehollandiae

Key Differences

• Red-billed Duck is Least Concern while Silver Gull is Not Evaluated.

Taxonomic Classification

Rank	Red-billed Duck	Silver Gull
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Anseriformes (Anseriformes)	Charadriiformes (Charadriiformes)
Family	Anatidae	Laridae
Genus	Anas	Chroicocephalus
Species	Anas erythrorhyncha	Chroicocephalus novaehollandiae

Evolutionary Relationship

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

Conservation Status

Red-billed Duck

LC — Least Concern

Silver Gull

NE — Not Evaluated

Physical Characteristics

Attribute	Red-billed Duck	Silver Gull
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

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

Silver Gull

Habitat

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

Range

Found in Norway.

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