Hourglass Dolphin vs Roseate Tern

Lagenorhynchus cruciger compared with Sterna dougallii

Taxonomic Classification

Rank	Hourglass Dolphin	Roseate 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	Lagenorhynchus	Sterna
Species	Lagenorhynchus cruciger	Sterna dougallii

Evolutionary Relationship

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

Conservation Status

Hourglass Dolphin

LC — Least Concern

Roseate Tern

LC — Least Concern

Physical Characteristics

Attribute	Hourglass Dolphin	Roseate Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Hourglass Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Roseate Tern

Habitat

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

Range

Found across Europe (4 countries) and South America (Colombia, Venezuela).