Dwarf whip ray vs Lesser Golden-bellied Rice Rat

Brevitrygon walga compared with Nephelomys nimbosus

Key Differences

• Dwarf whip ray is Near Threatened while Lesser Golden-bellied Rice Rat is Vulnerable.

Taxonomic Classification

Rank	Dwarf whip ray	Lesser Golden-bellied Rice Rat
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Rodentia (Rodents)
Family	Dasyatidae	Cricetidae
Genus	Brevitrygon	Nephelomys
Species	Brevitrygon walga	Nephelomys nimbosus

Evolutionary Relationship

Dwarf whip ray and Lesser Golden-bellied Rice Rat share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf whip ray

NT — Near Threatened

Lesser Golden-bellied Rice Rat

VU — Vulnerable

Physical Characteristics

Attribute	Dwarf whip ray	Lesser Golden-bellied Rice Rat
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf whip ray

Lesser Golden-bellied Rice Rat

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia and Ecuador. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its range.