Gadwall vs Gray Birch Mouse

Mareca strepera compared with Sicista pseudonapaea

Key Differences

• Gadwall is Least Concern while Gray Birch Mouse is Data Deficient.

Taxonomic Classification

Rank	Gadwall	Gray Birch Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Rodentia (Rodents)
Family	Anatidae	Dipodidae
Genus	Mareca	Sicista
Species	Mareca strepera	Sicista pseudonapaea

Evolutionary Relationship

Gadwall and Gray Birch Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gadwall

LC — Least Concern

Gray Birch Mouse

DD — Data Deficient

Physical Characteristics

Attribute	Gadwall	Gray Birch Mouse
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).

Gray Birch Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

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.