Extremely Minute Salamander vs Mound-building Mouse

Thorius minutissimus compared with Mus spicilegus

Key Differences

• Extremely Minute Salamander is Critically Endangered while Mound-building Mouse is Least Concern.

Taxonomic Classification

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

Evolutionary Relationship

Extremely Minute Salamander and Mound-building Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Extremely Minute Salamander

CR — Critically Endangered

Mound-building Mouse

LC — Least Concern

Physical Characteristics

Attribute	Extremely Minute Salamander	Mound-building Mouse
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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.

Mound-building Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.