Long-tailed Ground Squirrel vs Redhead

Urocitellus undulatus compared with Aythya americana

Key Differences

• Long-tailed Ground Squirrel is Least Concern while Redhead is Not Evaluated.

Taxonomic Classification

Rank	Long-tailed Ground Squirrel	Redhead
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Anseriformes (Anseriformes)
Family	Sciuridae (Squirrels)	Anatidae
Genus	Urocitellus	Aythya
Species	Urocitellus undulatus	Aythya americana

Evolutionary Relationship

Long-tailed Ground Squirrel and Redhead share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Long-tailed Ground Squirrel

LC — Least Concern

Redhead

NE — Not Evaluated

Physical Characteristics

Attribute	Long-tailed Ground Squirrel	Redhead
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Redhead

Habitat

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

Range

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

Redhead

Redhead (Aythya americana) is classified as Not Evaluated (NE) on the IUCN Red List. Not yet evaluated against IUCN Red List criteria. Conservation status remains to be determined.