Leatherback Sea Turtle vs Olive Spinetail

Dermochelys coriacea compared with Cranioleuca obsoleta

Key Differences

• Leatherback Sea Turtle is Vulnerable while Olive Spinetail is Least Concern.

Taxonomic Classification

Rank	Leatherback Sea Turtle	Olive Spinetail
Kingdom same	Animalia (สัตว์)	Animalia (สัตว์)
Phylum same	Chordata (สัตว์มีแกนสันหลัง)	Chordata (สัตว์มีแกนสันหลัง)
Class	Reptilia (สัตว์เลื้อยคลาน)	Aves (นก)
Order	Testudines (เต่า)	Passeriformes (นกเกาะคอน)
Family	Cheloniidae (Sea Turtles)	Furnariidae
Genus	Chelonia (Green Sea Turtles)	Cranioleuca
Species	Dermochelys coriacea	Cranioleuca obsoleta

Evolutionary Relationship

Leatherback Sea Turtle and Olive Spinetail share a common ancestor at the Phylum level: Chordata. (สัตว์มีแกนสันหลัง)

Conservation Status

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Olive Spinetail

LC — Least Concern

Physical Characteristics

Attribute	Leatherback Sea Turtle	Olive Spinetail
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.

Olive Spinetail

Habitat

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

Range

Found in Norway.

Leatherback Sea Turtle

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