Oahu Oo vs Perrin’s Beaked Whale

Moho apicalis compared with Mesoplodon perrini

Key Differences

• Oahu Oo is Extinct while Perrin’s Beaked Whale is Endangered.

Taxonomic Classification

Rank	Oahu Oo	Perrin’s Beaked Whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Mammalia (Mammals)
Order	Passeriformes (Songbirds)	Cetacea (Whales & Dolphins)
Family	Mohoidae	Hyperoodontidae
Genus	Moho	Mesoplodon
Species	Moho apicalis	Mesoplodon perrini

Evolutionary Relationship

Oahu Oo and Perrin’s Beaked Whale share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Oahu Oo

EX — Extinct

Perrin’s Beaked Whale

EN — Endangered

Physical Characteristics

Attribute	Oahu Oo	Perrin’s Beaked Whale
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Oahu Oo

Habitat

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

Range

Found in Norway.

Perrin’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.