Caatinga laucha vs 美洲潛鴨

Calomys expulsus compared with Aythya americana

Key Differences

• Caatinga laucha is Least Concern while 美洲潛鴨 is Not Evaluated.

Taxonomic Classification

Rank	Caatinga laucha	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	Calomys	Aythya
Species	Calomys expulsus	Aythya americana

Evolutionary Relationship

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

Conservation Status

Caatinga laucha

LC — Least Concern

美洲潛鴨

NE — Not Evaluated

Physical Characteristics

Attribute	Caatinga laucha	美洲潛鴨
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Caatinga laucha

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).

Caatinga laucha

The Caatinga laucha (Calomys expulsus) is a species in the genus Calomys. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.

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。