Niceforo Maria’s Oldfield Mouse vs Spineless Stream Toad

Thomasomys nicefori compared with Bufo aspinius

Key Differences

• Niceforo Maria’s Oldfield Mouse is Least Concern while Spineless Stream Toad is Endangered.

Taxonomic Classification

Rank	Niceforo Maria’s Oldfield Mouse	Spineless Stream Toad
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Amphibia (Amphibians)
Order	Rodentia (Rodents)	Anura (Frogs & Toads)
Family	Cricetidae	Bufonidae
Genus	Thomasomys	Bufo
Species	Thomasomys nicefori	Bufo aspinius

Evolutionary Relationship

Niceforo Maria’s Oldfield Mouse and Spineless Stream Toad share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Spineless Stream Toad

EN — Endangered

Physical Characteristics

Attribute	Niceforo Maria’s Oldfield Mouse	Spineless Stream Toad
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Niceforo Maria’s Oldfield Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Colombia.

Spineless Stream Toad

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.