Gadwall vs Guajira Mouse Opossum

Mareca strepera compared with Marmosa xerophila

Key Differences

• Gadwall is Least Concern while Guajira Mouse Opossum is Vulnerable.

Taxonomic Classification

Rank	Gadwall	Guajira Mouse Opossum
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Anseriformes (Anseriformes)	Didelphimorphia (Didelphimorphia)
Family	Anatidae	Didelphidae
Genus	Mareca	Marmosa
Species	Mareca strepera	Marmosa xerophila

Evolutionary Relationship

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

Conservation Status

Gadwall

LC — Least Concern

Guajira Mouse Opossum

VU — Vulnerable

Physical Characteristics

Attribute	Gadwall	Guajira Mouse Opossum
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).

Guajira Mouse Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela. 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.

Shared Countries

Both species can be found in 1 countries:

🇨🇴 Colombia