Gray Dwarf Hamster vs 美洲潛鴨

Cricetulus migratorius compared with Aythya americana

Key Differences

• Gray Dwarf Hamster is Least Concern while 美洲潛鴨 is Not Evaluated.

Taxonomic Classification

Rank	Gray Dwarf Hamster	美洲潛鴨
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	Mammalia (哺乳動物)	Aves (鳥綱)
Order	Rodentia (啮齿目)	Anseriformes (雁形目)
Family	Cricetidae	Anatidae
Genus	Cricetulus	Aythya
Species	Cricetulus migratorius	Aythya americana

Evolutionary Relationship

Gray Dwarf Hamster and 美洲潛鴨 share a common ancestor at the Phylum level: Chordata. (脊索动物门)

Conservation Status

Gray Dwarf Hamster

LC — Least Concern

美洲潛鴨

NE — Not Evaluated

Physical Characteristics

Attribute	Gray Dwarf Hamster	美洲潛鴨
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray Dwarf Hamster

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

美洲潛鴨

Habitat

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

Range

Found across Europe (7 countries) and North America (United States).

美洲潛鴨

赤头潜鸭（Aythya americana）在IUCN红色名录中被列为未评估（NE）。尚未依据IUCN红色名录标准进行评估，保育状况有待确定。