Gray-backed Tern vs Hourglass Dolphin

Onychoprion lunatus compared with Lagenorhynchus cruciger

Taxonomic Classification

Rank	Gray-backed Tern	Hourglass Dolphin
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Charadriiformes (Charadriiformes)	Cetacea (Whales & Dolphins)
Family	Laridae	Delphinidae (Oceanic Dolphins)
Genus	Onychoprion	Lagenorhynchus
Species	Onychoprion lunatus	Lagenorhynchus cruciger

Evolutionary Relationship

Gray-backed Tern and Hourglass Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-backed Tern

LC — Least Concern

Hourglass Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Gray-backed Tern	Hourglass Dolphin
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.

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.