Blackboard Tree vs Halberd shark

Alstonia scholaris compared with Pristiophorus japonicus

Taxonomic Classification

Rank	Blackboard Tree	Halberd shark
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Elasmobranchii
Order	Gentianales (Gentianales)	Pristiophoriformes (Pristiophoriformes)
Family	Apocynaceae	Pristiophoridae
Genus	Alstonia	Pristiophorus
Species	Alstonia scholaris	Pristiophorus japonicus

Conservation Status

Blackboard Tree

LC — Least Concern

Halberd shark

LC — Least Concern

Physical Characteristics

Attribute	Blackboard Tree	Halberd shark
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.

Halberd shark

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

Found in Taiwan.

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.