Red-billed Duck vs ribbed grass snail

Anas erythrorhyncha compared with Vallonia costata

Taxonomic Classification

Rank	Red-billed Duck	ribbed grass snail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Mollusca (Mollusks)
Class	Aves (Birds)	Gastropoda (Gastropoda)
Order	Anseriformes (Anseriformes)	Stylommatophora (Stylommatophora)
Family	Anatidae	Valloniidae
Genus	Anas	Vallonia
Species	Anas erythrorhyncha	Vallonia costata

Evolutionary Relationship

Red-billed Duck and ribbed grass snail share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Red-billed Duck

LC — Least Concern

ribbed grass snail

LC — Least Concern

Physical Characteristics

Attribute	Red-billed Duck	ribbed grass 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).

ribbed grass snail

Habitat

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

Range

Widely distributed across Africa (South Africa), Asia (Israel), Europe (9 countries), North America (Mexico, United States), Oceania and the Pacific (New Zealand), and South America (Chile).

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 3 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇴 Norway