Dwarf whip ray vs Gray-footed Spiny-rat

Brevitrygon walga compared with Proechimys poliopus

Key Differences

• Dwarf whip ray is Near Threatened while Gray-footed Spiny-rat is Vulnerable.

Taxonomic Classification

Rank	Dwarf whip ray	Gray-footed Spiny-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	Brevitrygon	Proechimys
Species	Brevitrygon walga	Proechimys poliopus

Evolutionary Relationship

Dwarf whip ray and Gray-footed Spiny-rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf whip ray

NT — Near Threatened

Gray-footed Spiny-rat

VU — Vulnerable

Physical Characteristics

Attribute	Dwarf whip ray	Gray-footed Spiny-rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf whip ray

Gray-footed Spiny-rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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