Arnoux's beaked whale vs Peruvian Tern

Berardius arnuxii compared with Sternula lorata

Key Differences

• Arnoux's beaked whale is Least Concern while Peruvian Tern is Endangered.

Taxonomic Classification

Rank	Arnoux's beaked whale	Peruvian Tern
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Aves (Birds)
Order	Cetacea (Whales & Dolphins)	Charadriiformes (Charadriiformes)
Family	Hyperoodontidae	Laridae
Genus	Berardius	Sternula
Species	Berardius arnuxii	Sternula lorata

Evolutionary Relationship

Arnoux's beaked whale and Peruvian Tern share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Arnoux's beaked whale

LC — Least Concern

Peruvian Tern

EN — Endangered

Physical Characteristics

Attribute	Arnoux's beaked whale	Peruvian Tern
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arnoux's beaked whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Peruvian Tern

Habitat

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

Range

Distributed across Ecuador and Norway. Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Arnoux's beaked whale

The Arnoux's beaked whale, Berardius arnuxii, is a species. It is currently assessed as least concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.