Haviside s Dolphin vs Roseate Tern

Cephalorhynchus heavisidii compared with Sterna dougallii

Key Differences

• Haviside s Dolphin is Near Threatened while Roseate Tern is Least Concern.

Taxonomic Classification

Rank	Haviside s 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	Cephalorhynchus	Sterna
Species	Cephalorhynchus heavisidii	Sterna dougallii

Evolutionary Relationship

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

Conservation Status

Haviside s Dolphin

NT — Near Threatened

Roseate Tern

LC — Least Concern

Physical Characteristics

Attribute	Haviside s Dolphin	Roseate Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Haviside s 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).