Greater Crested Tern vs Harris s Antelope Squirrel

Thalasseus bergii compared with Ammospermophilus harrisii

Taxonomic Classification

Rank	Greater Crested Tern	Harris s Antelope 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	Ammospermophilus
Species	Thalasseus bergii	Ammospermophilus harrisii

Evolutionary Relationship

Greater Crested Tern and Harris s Antelope Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Crested Tern

LC — Least Concern

Harris s Antelope Squirrel

LC — Least Concern

Physical Characteristics

Attribute	Greater Crested Tern	Harris s Antelope 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.

Harris s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.