Long-tailed Ground Squirrel vs Ridgway's Rail

Urocitellus undulatus compared with Rallus obsoletus

Key Differences

• Long-tailed Ground Squirrel is Least Concern while Ridgway's Rail is Near Threatened.

Taxonomic Classification

Rank	Long-tailed Ground Squirrel	Ridgway's Rail
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Rodentia (Rodents)	Gruiformes (Gruiformes)
Family	Sciuridae (Squirrels)	Rallidae
Genus	Urocitellus	Rallus
Species	Urocitellus undulatus	Rallus obsoletus

Evolutionary Relationship

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

Conservation Status

Long-tailed Ground Squirrel

LC — Least Concern

Ridgway's Rail

NT — Near Threatened

Physical Characteristics

Attribute	Long-tailed Ground Squirrel	Ridgway's Rail
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Long-tailed Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Ridgway's Rail

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.