Gadwall vs Galapagos Oryzomys

Mareca strepera compared with Aegialomys galapagoensis

Key Differences

• Gadwall is Least Concern while Galapagos Oryzomys is Vulnerable.

Taxonomic Classification

Rank	Gadwall	Galapagos Oryzomys
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Rodentia (Rodents)
Family	Anatidae	Cricetidae
Genus	Mareca	Aegialomys
Species	Mareca strepera	Aegialomys galapagoensis

Evolutionary Relationship

Gadwall and Galapagos Oryzomys share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gadwall

LC — Least Concern

Galapagos Oryzomys

VU — Vulnerable

Physical Characteristics

Attribute	Gadwall	Galapagos Oryzomys
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

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).

Galapagos Oryzomys

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

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.