grooved top shell vs Red-billed Duck

Jujubinus striatus compared with Anas erythrorhyncha

Key Differences

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

Taxonomic Classification

Rank	grooved top shell	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Mollusca (Mollusks)	Chordata (Chordates)
Class	Gastropoda (Gastropoda)	Aves (Birds)
Order	Trochida (Trochida)	Anseriformes (Anseriformes)
Family	Trochidae	Anatidae
Genus	Jujubinus	Anas
Species	Jujubinus striatus	Anas erythrorhyncha

Evolutionary Relationship

grooved top shell and Red-billed Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

grooved top shell

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	grooved top shell	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

grooved top shell

Habitat

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

Range

Distributed across Greece, Norway, Spain, Turkey, and United Kingdom.

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 2 countries:

🇳🇴 Norway 🇬🇧 United Kingdom