Ceylon Spiny Mouse vs Extremely Minute Salamander

Mus fernandoni compared with Thorius minutissimus

Key Differences

• Ceylon Spiny Mouse is Endangered while Extremely Minute Salamander is Critically Endangered.

Taxonomic Classification

Rank	Ceylon Spiny Mouse	Extremely Minute Salamander
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Caudata (Caudata)
Family	Muridae (Mice & Rats)	Plethodontidae
Genus	Mus (House Mice)	Thorius
Species	Mus fernandoni	Thorius minutissimus

Evolutionary Relationship

Ceylon Spiny Mouse and Extremely Minute Salamander share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Ceylon Spiny Mouse

EN — Endangered

Extremely Minute Salamander

CR — Critically Endangered

Physical Characteristics

Attribute	Ceylon Spiny Mouse	Extremely Minute Salamander
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Ceylon Spiny Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Extremely Minute Salamander

Habitat

Found across multiple habitat types including tropical and subtropical coniferous forests, tropical and subtropical grasslands and savannas, and Mediterranean forests and woodlands, among 6 distinct biome types spanning the Nearctic and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Found in Mexico. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.