小水鴨 vs Orinoco Four-eyed Opossum

Anas crecca compared with Philander deltae

Taxonomic Classification

Rank	小水鴨	Orinoco Four-eyed Opossum
Kingdom same	Animalia (动物界)	Animalia (动物界)
Phylum same	Chordata (脊索动物门)	Chordata (脊索动物门)
Class	Aves (鳥綱)	Mammalia (哺乳動物)
Order	Anseriformes (雁形目)	Didelphimorphia (负鼠目)
Family	Anatidae	Didelphidae
Genus	Anas	Philander
Species	Anas crecca	Philander deltae

Evolutionary Relationship

小水鴨 and Orinoco Four-eyed Opossum share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

小水鴨

LC — Least Concern

Orinoco Four-eyed Opossum

LC — Least Concern

Physical Characteristics

Attribute	小水鴨	Orinoco Four-eyed Opossum
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

小水鴨

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Colombia, Ecuador).

Orinoco Four-eyed Opossum

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

小水鴨

绿翅鸭（Anas crecca）在IUCN红色名录中被列为无危（LC）。在整个分布范围内广泛分布且数量丰富，种群稳定，无直接保育顾虑。