Black Tooth vs Cay Sua

Phellodon niger compared with Alstonia scholaris

Key Differences

Black Tooth is Critically Endangered while Cay Sua is Least Concern.

Taxonomic Classification

Rank	Black Tooth	Cay Sua
Kingdom	Fungi (nấm)	Plantae (thực vật)
Phylum	Basidiomycota (Club Fungi)	Magnoliophyta (Flowering Plants)
Class	Agaricomycetes (Mushrooms)	Magnoliopsida (Dicots)
Order	Thelephorales (Thelephorales)	Gentianales (Bộ Long đởm)
Family	Thelephoraceae	Apocynaceae
Genus	Phellodon	Alstonia
Species	Phellodon niger	Alstonia scholaris

Conservation Status

Black Tooth

CR — Critically Endangered

Cay Sua

LC — Least Concern

Physical Characteristics

Attribute	Black Tooth	Cay Sua
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Black Tooth

Habitat

Inhabits temperate broadleaf and mixed forests within the Palearctic biogeographic realm.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its 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.

Black Tooth

The Black Tooth (Phellodon niger) is a species in the genus Phellodon. It is currently classified as Critically Endangered on the IUCN Red List. Distributed across Belgium, Denmark, Norway, Sweden, and United States. 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.