Blackish stingray vs Brazilian spiny tree-rat

Hemitrygon navarrae compared with Makalata didelphoides

Key Differences

• Blackish stingray is Vulnerable while Brazilian spiny tree-rat is Least Concern.

Taxonomic Classification

Rank	Blackish stingray	Brazilian spiny tree-rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Dasyatidae	Echimyidae
Genus	Hemitrygon	Makalata
Species	Hemitrygon navarrae	Makalata didelphoides

Evolutionary Relationship

Blackish stingray and Brazilian spiny tree-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Blackish stingray

VU — Vulnerable

Brazilian spiny tree-rat

LC — Least Concern

Physical Characteristics

Attribute	Blackish stingray	Brazilian spiny tree-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Blackish stingray

Habitat

Native to Asia, inhabiting ecosystems characteristic of the region.

Range

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

Brazilian spiny tree-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Found in Venezuela.

Blackish stingray

The Blackish stingray (Hemitrygon navarrae) is a species in the genus Hemitrygon. It is currently classified as Vulnerable on the IUCN Red List. Native to Asia, inhabiting ecosystems characteristic of the region.

Brazilian spiny tree-rat

The Brazilian spiny tree-rat (Makalata didelphoides) is a species in the genus Makalata. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.