Greater Crested Tern vs Little Ground Squirrel

Thalasseus bergii compared with Spermophilus pygmaeus

Taxonomic Classification

Rank	Greater Crested Tern	Little 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 pygmaeus

Evolutionary Relationship

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

Conservation Status

Greater Crested Tern

LC — Least Concern

Little Ground Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Greater Crested Tern	Little 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.

Little Ground Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Russia and Ukraine.