Greater Crested Tern vs Pallid Ground Squirrel

Thalasseus bergii compared with Spermophilus pallidicauda

Taxonomic Classification

Rank	Greater Crested Tern	Pallid Ground Squirrel
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Rodentia (Rodents)
Family	Laridae	Sciuridae (Squirrels)
Genus	Thalasseus	Spermophilus
Species	Thalasseus bergii	Spermophilus pallidicauda

Evolutionary Relationship

Greater Crested Tern and Pallid Ground Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Crested Tern

LC — Least Concern

Pallid Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Greater Crested Tern	Pallid Ground Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Crested Tern

Habitat

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

Range

Found in Norway.

Pallid Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.