Gray-backed Tern vs Nelson s Antelope Squirrel

Onychoprion lunatus compared with Ammospermophilus nelsoni

Key Differences

• Gray-backed Tern is Least Concern while Nelson s Antelope Squirrel is Endangered.

Taxonomic Classification

Rank	Gray-backed Tern	Nelson 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	Onychoprion	Ammospermophilus
Species	Onychoprion lunatus	Ammospermophilus nelsoni

Evolutionary Relationship

Gray-backed Tern and Nelson s Antelope Squirrel share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-backed Tern

LC — Least Concern

Nelson s Antelope Squirrel

EN — Endangered

Physical Characteristics

Attribute	Gray-backed Tern	Nelson s Antelope Squirrel
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-backed Tern

Habitat

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

Range

Found in Norway.

Nelson s Antelope Squirrel

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.