Cay Sua vs Shark

Alstonia scholaris compared with Carcharhinus porosus

Key Differences

• Cay Sua is Least Concern while Shark is Critically Endangered.

Taxonomic Classification

Rank	Cay Sua	Shark
Kingdom	Plantae (thực vật)	Animalia (động vật)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (động vật có dây sống)
Class	Magnoliopsida (Dicots)	Chondrichthyes (Lớp Cá sụn)
Order	Gentianales (Bộ Long đởm)	Carcharhiniformes (Bộ Cá mập mắt trắng)
Family	Apocynaceae	Carcharhinidae
Genus	Alstonia	Carcharhinus
Species	Alstonia scholaris	Carcharhinus porosus

Conservation Status

Cay Sua

LC — Least Concern

Shark

CR — Critically Endangered

Physical Characteristics

Attribute	Cay Sua	Shark
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

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.

Shark

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.

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.