Crabeater seal vs Gray-backed Tern

Lobodon carcinophaga compared with Onychoprion lunatus

Taxonomic Classification

Rank	Crabeater seal	Gray-backed Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Pinnipedia (Seals & Sea Lions)	Charadriiformes (Charadriiformes)
Family	Phocidae (True Seals)	Laridae
Genus	Lobodon	Onychoprion
Species	Lobodon carcinophaga	Onychoprion lunatus

Evolutionary Relationship

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

Conservation Status

Crabeater seal

LC — Least Concern

Gray-backed Tern

LC — Least Concern

Physical Characteristics

Attribute	Crabeater seal	Gray-backed Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Crabeater seal

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Gray-backed Tern

Habitat

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

Range

Found in Norway.