Blackboard Tree vs Catshark

Alstonia scholaris compared with Chiloscyllium indicum

Key Differences

• Blackboard Tree is Least Concern while Catshark is Vulnerable.

Taxonomic Classification

Rank	Blackboard Tree	Catshark
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Elasmobranchii
Order	Gentianales (Gentianales)	Orectolobiformes (Orectolobiformes)
Family	Apocynaceae	Hemiscylliidae
Genus	Alstonia	Chiloscyllium
Species	Alstonia scholaris	Chiloscyllium indicum

Conservation Status

Blackboard Tree

LC — Least Concern

Catshark

VU — Vulnerable

Physical Characteristics

Attribute	Blackboard Tree	Catshark
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.

Catshark

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.

Catshark

The Catshark (Chiloscyllium indicum) is a species in the genus Chiloscyllium. It is currently classified as Vulnerable on the IUCN Red List.