Pallid Ground Squirrel vs River Lamprey

Spermophilus pallidicauda compared with Lampetra ayresii

Taxonomic Classification

Rank	Pallid Ground Squirrel	River Lamprey
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Petromyzonti (Petromyzonti)
Order	Rodentia (Rodents)	Petromyzontiformes (lamprey)
Family	Sciuridae (Squirrels)	Petromyzontidae
Genus	Spermophilus	Lampetra
Species	Spermophilus pallidicauda	Lampetra ayresii

Evolutionary Relationship

Pallid Ground Squirrel and River Lamprey share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Pallid Ground Squirrel

LC — Least Concern

River Lamprey

LC — Least Concern

Physical Characteristics

Attribute	Pallid Ground Squirrel	River Lamprey
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Pallid Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

River Lamprey