Leatherback Sea Turtle vs Perrin’s Beaked Whale

Dermochelys coriacea compared with Mesoplodon perrini

Key Differences

• Leatherback Sea Turtle is Vulnerable while Perrin’s Beaked Whale is Endangered.

Taxonomic Classification

Rank	Leatherback Sea Turtle	Perrin’s Beaked Whale
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (cordados)	Chordata (cordados)
Class	Reptilia (réptil)	Mammalia (mamíferos)
Order	Testudines (Tartaruga)	Cetacea (Whales & Dolphins)
Family	Cheloniidae (Sea Turtles)	Hyperoodontidae
Genus	Chelonia (Green Sea Turtles)	Mesoplodon
Species	Dermochelys coriacea	Mesoplodon perrini

Evolutionary Relationship

Leatherback Sea Turtle and Perrin’s Beaked Whale share a common ancestor at the Phylum level: Chordata. (cordados)

Conservation Status

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Perrin’s Beaked Whale

EN — Endangered

Physical Characteristics

Attribute	Leatherback Sea Turtle	Perrin’s Beaked Whale
Diet	Carnivore	—
Average Lifespan	50 years	—
Average Length	2.0 m	—
Average Weight	500.0 kg	—

Habitat & Geographic Range

Leatherback Sea Turtle

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical dry broadleaf forests, and tropical and subtropical grasslands and savannas, among 5 distinct biome types spanning the Australasia and Indomalayan and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Costa Rica, Indonesia, Malaysia, and Trinidad and Tobago. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.

Perrin’s Beaked Whale

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Leatherback Sea Turtle

A tartaruga-de-couro é a maior tartaruga viva e o quarto réptil mais pesado. Ao contrário das demais tartarugas, possui uma carapaça mole e coriácea.