aquatic rat vs Dwarf whip ray

Anotomys leander compared with Brevitrygon walga

Key Differences

• aquatic rat is Endangered while Dwarf whip ray is Near Threatened.

Taxonomic Classification

Rank	aquatic rat	Dwarf whip ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Dasyatidae
Genus	Anotomys	Brevitrygon
Species	Anotomys leander	Brevitrygon walga

Evolutionary Relationship

aquatic rat and Dwarf whip ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

aquatic rat

EN — Endangered

Dwarf whip ray

NT — Near Threatened

Physical Characteristics

Attribute	aquatic rat	Dwarf whip ray
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

aquatic rat

Habitat

Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.

Range

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

Dwarf whip ray

aquatic rat

The Aquatic rat (Anotomys leander) is a species in the genus Anotomys. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including tropical and subtropical dry broadleaf forests, flooded grasslands and savannas, and montane grasslands and shrublands, among 4 distinct biome types within the Neotropic biogeographic realm.