Cay Sua vs Leatherback Sea Turtle

Alstonia scholaris compared with Dermochelys coriacea

Key Differences

Cay Sua is Least Concern while Leatherback Sea Turtle is Vulnerable.

Taxonomic Classification

Rank	Cay Sua	Leatherback Sea Turtle
Kingdom	Plantae (thực vật)	Animalia (động vật)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (động vật có dây sống)
Class	Magnoliopsida (Dicots)	Reptilia (động vật bò sát)
Order	Gentianales (Bộ Long đởm)	Testudines (Bộ Rùa)
Family	Apocynaceae	Cheloniidae (Sea Turtles)
Genus	Alstonia	Chelonia (Green Sea Turtles)
Species	Alstonia scholaris	Dermochelys coriacea

Conservation Status

Cay Sua

LC — Least Concern

Leatherback Sea Turtle

VU — Vulnerable

Population: ~35.0K

Trend: Decreasing ↓

Physical Characteristics

Attribute	Cay Sua	Leatherback Sea Turtle
Diet	—	Carnivore
Average Lifespan	—	50 years
Average Length	—	2.0 m
Average Weight	—	500.0 kg

Habitat & Geographic Range

Cay Sua

Habitat

Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.

Range

Distributed across Micronesia, Taiwan, and United States.

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.

Cay Sua

The Blackboard Tree (Alstonia scholaris) is a species in the genus Alstonia. It is currently classified as Least Concern on the IUCN Red List. Inhabits tropical and subtropical moist broadleaf forests and tropical and subtropical dry broadleaf forests within the Oceanian biogeographic realm.