Chilean Dolphin vs Gray-backed Tern

Cephalorhynchus eutropia compared with Onychoprion lunatus

Key Differences

• Chilean Dolphin is Near Threatened while Gray-backed Tern is Least Concern.

Taxonomic Classification

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

Evolutionary Relationship

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

Conservation Status

Chilean Dolphin

NT — Near Threatened

Gray-backed Tern

LC — Least Concern

Physical Characteristics

Attribute	Chilean Dolphin	Gray-backed Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Chilean Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray-backed Tern

Habitat

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

Range

Found in Norway.

Chilean Dolphin

The Chilean Dolphin (Cephalorhynchus eutropia) is a species in the genus Cephalorhynchus. It is currently classified as Near Threatened on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.