Gray-backed Tern vs Hotson’s Brush-tailed Mouse

Onychoprion lunatus compared with Calomyscus hotsoni

Taxonomic Classification

Rank	Gray-backed Tern	Hotson’s Brush-tailed Mouse
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Rodentia (Rodents)
Family	Laridae	Calomyscidae
Genus	Onychoprion	Calomyscus
Species	Onychoprion lunatus	Calomyscus hotsoni

Evolutionary Relationship

Gray-backed Tern and Hotson’s Brush-tailed Mouse share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-backed Tern

LC — Least Concern

Hotson’s Brush-tailed Mouse

LC — Least Concern

Physical Characteristics

Attribute	Gray-backed Tern	Hotson’s Brush-tailed Mouse
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.

Hotson’s Brush-tailed Mouse

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.