Leatherback Sea Turtle vs Requin tiqueue

Dermochelys coriacea compared with Carcharhinus porosus

Key Differences

• Leatherback Sea Turtle is Vulnerable while Requin tiqueue is Critically Endangered.

Taxonomic Classification

Rank	Leatherback Sea Turtle	Requin tiqueue
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Reptilia (Reptiles)	Chondrichthyes (Cartilaginous Fish)
Order	Testudines (tortue)	Carcharhiniformes (Ground Sharks)
Family	Cheloniidae (Sea Turtles)	Carcharhinidae
Genus	Chelonia (Green Sea Turtles)	Carcharhinus
Species	Dermochelys coriacea	Carcharhinus porosus

Evolutionary Relationship

Leatherback Sea Turtle and Requin tiqueue share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Requin tiqueue

CR — Critically Endangered

Physical Characteristics

Attribute	Leatherback Sea Turtle	Requin tiqueue
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.

Requin tiqueue

Habitat

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

Range

Found in Venezuela. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

Leatherback Sea Turtle

The leatherback is the largest living turtle and the fourth-heaviest reptile. Unlike other turtles, it has a soft, leathery shell.