Ceylon Spiny Mouse vs Ring-necked Duck

Mus fernandoni compared with Aythya collaris

Key Differences

• Ceylon Spiny Mouse is Endangered while Ring-necked Duck is Least Concern.

Taxonomic Classification

Rank	Ceylon Spiny Mouse	Ring-necked Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Muridae (Mice & Rats)	Anatidae
Genus	Mus (House Mice)	Aythya
Species	Mus fernandoni	Aythya collaris

Evolutionary Relationship

Ceylon Spiny Mouse and Ring-necked Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Ceylon Spiny Mouse

EN — Endangered

Ring-necked Duck

LC — Least Concern

Physical Characteristics

Attribute	Ceylon Spiny Mouse	Ring-necked Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ceylon Spiny Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ring-necked Duck

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), North America (United States), and South America (Colombia, Ecuador, Venezuela).

Ceylon Spiny Mouse

The Ceylon Spiny Mouse (Mus fernandoni) is a species in the genus Mus. It is currently classified as Endangered on the IUCN Red List.

Ring-necked Duck

Ring-necked Duck (Aythya collaris) 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.