Blackboard Tree vs Leopard-spotted swellshark

Alstonia scholaris compared with Cephaloscyllium fasciatum

Key Differences

Blackboard Tree is Least Concern while Leopard-spotted swellshark is Critically Endangered.

Taxonomic Classification

Rank	Blackboard Tree	Leopard-spotted swellshark
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Chondrichthyes (Cartilaginous Fish)
Order	Gentianales (Gentianales)	Carcharhiniformes (Ground Sharks)
Family	Apocynaceae	Scyliorhinidae
Genus	Alstonia	Cephaloscyllium
Species	Alstonia scholaris	Cephaloscyllium fasciatum

Conservation Status

Blackboard Tree

LC — Least Concern

Leopard-spotted swellshark

CR — Critically Endangered

Physical Characteristics

Attribute	Blackboard Tree	Leopard-spotted swellshark
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.

Leopard-spotted swellshark

Habitat

Inhabits tropical and subtropical moist broadleaf forests within the Indomalayan biogeographic realm.

Range

Found in Taiwan. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.