Gray-backed Tern vs Lesser Cachalot

Onychoprion lunatus compared with Kogia breviceps

Key Differences

• Gray-backed Tern is Least Concern while Lesser Cachalot is Data Deficient.

Taxonomic Classification

Rank	Gray-backed Tern	Lesser Cachalot
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	Kogiidae
Genus	Onychoprion	Kogia
Species	Onychoprion lunatus	Kogia breviceps

Evolutionary Relationship

Gray-backed Tern and Lesser Cachalot share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Gray-backed Tern

LC — Least Concern

Lesser Cachalot

DD — Data Deficient

Physical Characteristics

Attribute	Gray-backed Tern	Lesser Cachalot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Gray-backed Tern

Habitat

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

Range

Found in Norway.

Lesser Cachalot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, Portugal, Sweden, and Taiwan.