Garlic Snail vs Red-billed Duck

Oxychilus alliarius compared with Anas erythrorhyncha

Key Differences

• Garlic Snail is Vulnerable while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Garlic Snail	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Aves (Birds)
Order	Stylommatophora (Stylommatophora)	Anseriformes (Anseriformes)
Family	Oxychilidae	Anatidae
Genus	Oxychilus	Anas
Species	Oxychilus alliarius	Anas erythrorhyncha

Evolutionary Relationship

Garlic Snail and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Garlic Snail

VU — Vulnerable

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Garlic Snail	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Garlic Snail

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests, among 4 distinct biome types spanning the Australasia and Oceanian and Palearctic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (South Africa), Europe (7 countries), North America (United States), Oceania and the Pacific (New Zealand), and South America (Chile). Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Red-billed Duck

Habitat

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

Range

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

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