Gray-backed Tern vs Grevy's zebra

Onychoprion lunatus compared with Equus grevyi

Key Differences

• Gray-backed Tern is Least Concern while Grevy's zebra is Endangered.

Taxonomic Classification

Rank	Gray-backed Tern	Grevy's zebra
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Perissodactyla (Odd-toed Ungulates)
Family	Laridae	Equidae (Horses & Zebras)
Genus	Onychoprion	Equus (Horses & Zebras)
Species	Onychoprion lunatus	Equus grevyi

Evolutionary Relationship

Gray-backed Tern and Grevy's zebra share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-backed Tern

LC — Least Concern

Grevy's zebra

EN — Endangered

Physical Characteristics

Attribute	Gray-backed Tern	Grevy's zebra
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.

Grevy's zebra

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.