Red-billed Duck vs

Anas erythrorhyncha compared with Rhizocarpon polycarpum

Key Differences

• Red-billed Duck is Least Concern while is Extinct.

Taxonomic Classification

Rank	Red-billed Duck
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Anseriformes (Anseriformes)	Rhizocarpales (Rhizocarpales)
Family	Anatidae	Rhizocarpaceae
Genus	Anas	Rhizocarpon
Species	Anas erythrorhyncha	Rhizocarpon polycarpum

Conservation Status

Red-billed Duck

LC — Least Concern

EX — Extinct

Physical Characteristics

Attribute	Red-billed Duck
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).

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Portugal, Sweden, and United States.

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