Red-billed Duck vs

Anas erythrorhyncha compared with Trichia contorta

Key Differences

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

Taxonomic Classification

Rank	Red-billed Duck
Kingdom	Animalia (Animals)	Protozoa (protozoa)
Phylum	Chordata (Chordates)	Mycetozoa
Class	Aves (Birds)	Myxomycetes (Myxomycetes)
Order	Anseriformes (Anseriformes)	Trichiales (Trichiales)
Family	Anatidae	Trichiaceae
Genus	Anas	Trichia
Species	Anas erythrorhyncha	Trichia contorta

Conservation Status

Red-billed Duck

LC — Least Concern

NE — Not Evaluated

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 and South America, inhabiting ecosystems characteristic of the region.

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil).

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.

Trichia contorta is a myxomycete producing clusters of small, cylindrical to pear-shaped sporangia on decaying wood, often in early succession on freshly fallen logs. It is distinguished by its twisted elaters, which are hygroscopic coiled threads within the sporangium that assist in spore dispersal. This species is found across temperate and boreal forests of the Northern Hemisphere.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway