Cinnamon-colored Thomasomys vs Lesser Scaup

Thomasomys cinnameus compared with Aythya affinis

Taxonomic Classification

Rank	Cinnamon-colored Thomasomys	Lesser Scaup
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	Aythya
Species	Thomasomys cinnameus	Aythya affinis

Evolutionary Relationship

Cinnamon-colored Thomasomys and Lesser Scaup share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Cinnamon-colored Thomasomys

LC — Least Concern

Lesser Scaup

LC — Least Concern

Physical Characteristics

Attribute	Cinnamon-colored Thomasomys	Lesser Scaup
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cinnamon-colored Thomasomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador.

Lesser Scaup

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, Ecuador, Venezuela).

Cinnamon-colored Thomasomys

The Cinnamon-colored Thomasomys (Thomasomys cinnameus) is a species in the genus Thomasomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

Lesser Scaup

Lesser Scaup (Aythya affinis) 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 2 countries:

🇨🇴 Colombia 🇪🇨 Ecuador