Blacktail spurdog vs Castor

Squalus melanurus compared with Ricinus communis

Key Differences

• Blacktail spurdog is Data Deficient while Castor is Not Evaluated.

Taxonomic Classification

Rank	Blacktail spurdog	Castor
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Elasmobranchii	Magnoliopsida (Dicots)
Order	Squaliformes (Squaliformes)	Malpighiales (Malpighiales)
Family	Squalidae	Euphorbiaceae
Genus	Squalus	Ricinus
Species	Squalus melanurus	Ricinus communis

Conservation Status

Blacktail spurdog

DD — Data Deficient

Castor

NE — Not Evaluated

Physical Characteristics

Attribute	Blacktail spurdog	Castor
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blacktail spurdog

Castor

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (33 countries), Asia (26 countries), Europe (23 countries), North America (15 countries), Oceania and the Pacific (14 countries), and South America (12 countries).

Blacktail spurdog

The Blacktail spurdog (Squalus melanurus) is a species in the genus Squalus. It is currently classified as Data Deficient on the IUCN Red List.

Castor

The Castor (Ricinus communis) is a species in the genus Ricinus. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 7 distinct biome types. Populations are also found in montane and hi