Niceforo Maria’s Oldfield Mouse vs Ruff

Thomasomys nicefori compared with Calidris pugnax

Taxonomic Classification

Rank	Niceforo Maria’s Oldfield Mouse	Ruff
Kingdom same	Animalia (hewan)	Animalia (hewan)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (mamalia)	Aves (burung)
Order	Rodentia (hewan pengerat)	Charadriiformes (Charadriiformes)
Family	Cricetidae	Scolopacidae
Genus	Thomasomys	Calidris
Species	Thomasomys nicefori	Calidris pugnax

Evolutionary Relationship

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

Conservation Status

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Ruff

LC — Least Concern

Physical Characteristics

Attribute	Niceforo Maria’s Oldfield Mouse	Ruff
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.

Ruff

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (4 countries), North America (United States), and South America (Colombia, Venezuela).

Ruff

Ruff (Calidris pugnax) 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 1 countries:

🇨🇴 Colombia