Gray-bellied Rice Rat vs Tufted Duck

Nephelomys moerex compared with Aythya fuligula

Key Differences

• Gray-bellied Rice Rat is Extinct while Tufted Duck is Least Concern.

Taxonomic Classification

Rank	Gray-bellied Rice Rat	Tufted Duck
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	Nephelomys	Aythya
Species	Nephelomys moerex	Aythya fuligula

Evolutionary Relationship

Gray-bellied Rice Rat and Tufted Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-bellied Rice Rat

EX — Extinct

Tufted Duck

LC — Least Concern

Physical Characteristics

Attribute	Gray-bellied Rice Rat	Tufted Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Tufted Duck

Habitat

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

Range

Widely distributed across Asia (Taiwan), Europe (5 countries), and North America (United States).

Tufted Duck

Tufted Duck (Aythya fuligula) 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.