Greater Crested Tern vs Peale s Dolphin

Thalasseus bergii compared with Lagenorhynchus australis

Taxonomic Classification

Rank	Greater Crested Tern	Peale s 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	Thalasseus	Lagenorhynchus
Species	Thalasseus bergii	Lagenorhynchus australis

Evolutionary Relationship

Greater Crested Tern and Peale s Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Greater Crested Tern

LC — Least Concern

Peale s Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Greater Crested Tern	Peale s Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Greater Crested Tern

Habitat

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

Range

Found in Norway.

Peale s Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.