Niceforo Maria’s Oldfield Mouse vs Red-breasted Merganser

Thomasomys nicefori compared with Mergus serrator

Taxonomic Classification

Rank	Niceforo Maria’s Oldfield Mouse	Red-breasted Merganser
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Thomasomys	Mergus
Species	Thomasomys nicefori	Mergus serrator

Evolutionary Relationship

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

Conservation Status

Niceforo Maria’s Oldfield Mouse

LC — Least Concern

Red-breasted Merganser

LC — Least Concern

Physical Characteristics

Attribute	Niceforo Maria’s Oldfield Mouse	Red-breasted Merganser
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.

Red-breasted Merganser

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).

Red-breasted Merganser

Red-breasted Merganser (Mergus serrator) 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