Blackboard Tree vs Highfin dogfish

Alstonia scholaris compared with Centroscyllium excelsum

Key Differences

• Blackboard Tree is Least Concern while Highfin dogfish is Near Threatened.

Taxonomic Classification

Rank	Blackboard Tree	Highfin dogfish
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Elasmobranchii
Order	Gentianales (Gentianales)	Squaliformes (Squaliformes)
Family	Apocynaceae	Etmopteridae
Genus	Alstonia	Centroscyllium
Species	Alstonia scholaris	Centroscyllium excelsum

Conservation Status

Blackboard Tree

LC — Least Concern

Highfin dogfish

NT — Near Threatened

Physical Characteristics

Attribute	Blackboard Tree	Highfin dogfish
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blackboard Tree

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.

Highfin dogfish

Blackboard Tree

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.