Lesser Crested Tern vs Northern Right Whale Dolphin

Thalasseus bengalensis compared with Lissodelphis borealis

Key Differences

• Lesser Crested Tern is Not Evaluated while Northern Right Whale Dolphin is Least Concern.

Taxonomic Classification

Rank	Lesser Crested Tern	Northern Right Whale 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	Lissodelphis
Species	Thalasseus bengalensis	Lissodelphis borealis

Evolutionary Relationship

Lesser Crested Tern and Northern Right Whale Dolphin share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Crested Tern

NE — Not Evaluated

Northern Right Whale Dolphin

LC — Least Concern

Physical Characteristics

Attribute	Lesser Crested Tern	Northern Right Whale Dolphin
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Crested Tern

Habitat

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

Range

Distributed across Norway and Sweden.

Northern Right Whale Dolphin

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.