Cay Sua vs Javan Rusa

Alstonia scholaris compared with Rusa timorensis

Key Differences

• Cay Sua is Least Concern while Javan Rusa is Vulnerable.

Taxonomic Classification

Rank	Cay Sua	Javan Rusa
Kingdom	Plantae (thực vật)	Animalia (động vật)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (động vật có dây sống)
Class	Magnoliopsida (Dicots)	Mammalia (lớp Thú)
Order	Gentianales (Bộ Long đởm)	Artiodactyla (Bộ Guốc chẵn)
Family	Apocynaceae	Cervidae (Deer)
Genus	Alstonia	Rusa
Species	Alstonia scholaris	Rusa timorensis

Conservation Status

Cay Sua

LC — Least Concern

Javan Rusa

VU — Vulnerable

Physical Characteristics

Attribute	Cay Sua	Javan Rusa
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.

Javan Rusa

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Afrotropic and Oceanian realms.

Range

Distributed across Mauritius, New Zealand, and Norway. 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.