Fairy Tern vs Guiana Dolphin

Sternula nereis compared with Sotalia guianensis

Key Differences

• Fairy Tern is Vulnerable while Guiana Dolphin is Data Deficient.

Taxonomic Classification

Rank	Fairy Tern	Guiana 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	Sternula	Sotalia
Species	Sternula nereis	Sotalia guianensis

Evolutionary Relationship

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

Conservation Status

Fairy Tern

VU — Vulnerable

Guiana Dolphin

DD — Data Deficient

Physical Characteristics

Attribute	Fairy Tern	Guiana Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Fairy Tern

Habitat

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

Range

Found in Norway. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Guiana Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Venezuela.