Arizona Cotton Rat vs King/Common Eider

Sigmodon arizonae compared with Somateria spectabilis

Key Differences

• Arizona Cotton Rat is Least Concern while King/Common Eider is Not Evaluated.

Taxonomic Classification

Rank	Arizona Cotton Rat	King/Common Eider
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Cricetidae	Anatidae
Genus	Sigmodon	Somateria
Species	Sigmodon arizonae	Somateria spectabilis

Evolutionary Relationship

Arizona Cotton Rat and King/Common Eider share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arizona Cotton Rat

LC — Least Concern

King/Common Eider

NE — Not Evaluated

Physical Characteristics

Attribute	Arizona Cotton Rat	King/Common Eider
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arizona Cotton Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

King/Common Eider

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States.

Arizona Cotton Rat

The Arizona Cotton Rat, Sigmodon arizonae, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.