Red-billed Duck vs tiny risso snail

Anas erythrorhyncha compared with Rissoa parva

Taxonomic Classification

Rank	Red-billed Duck	tiny risso snail
Kingdom same	Animalia (động vật)	Animalia (động vật)
Phylum	Chordata (động vật có dây sống)	Mollusca (động vật thân mềm)
Class	Aves (chim)	Gastropoda (Lớp Chân bụng)
Order	Anseriformes (bộ Ngỗng)	Littorinimorpha (Littorinimorpha)
Family	Anatidae	Rissoidae
Genus	Anas	Rissoa
Species	Anas erythrorhyncha	Rissoa parva

Evolutionary Relationship

Red-billed Duck and tiny risso snail share a common ancestor at the Kingdom level: Animalia. (động vật)

Conservation Status

Red-billed Duck

LC — Least Concern

tiny risso snail

LC — Least Concern

Physical Characteristics

Attribute	Red-billed Duck	tiny risso snail
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).

tiny risso snail

Habitat

Typically found in terrestrial and aquatic habitats including forests and freshwater.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway