Darwin s Nesoryzomys vs Gadwall

Nesoryzomys darwini compared with Mareca strepera

Key Differences

• Darwin s Nesoryzomys is Extinct while Gadwall is Least Concern.

Taxonomic Classification

Rank	Darwin s Nesoryzomys	Gadwall
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	Nesoryzomys	Mareca
Species	Nesoryzomys darwini	Mareca strepera

Evolutionary Relationship

Darwin s Nesoryzomys and Gadwall share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Darwin s Nesoryzomys

EX — Extinct

Gadwall

LC — Least Concern

Physical Characteristics

Attribute	Darwin s Nesoryzomys	Gadwall
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Darwin s Nesoryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador.

Gadwall

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).

Gadwall

Gadwall (Mareca strepera) 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.