aquatic rat vs Bigtooth river stingray

Anotomys leander compared with Potamotrygon henlei

Key Differences

• aquatic rat is Endangered while Bigtooth river stingray is Least Concern.

Taxonomic Classification

Rank	aquatic rat	Bigtooth river stingray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Mammalia (Mammals)	Elasmobranchii
Order	Rodentia (Rodents)	Myliobatiformes (Myliobatiformes)
Family	Cricetidae	Potamotrygonidae
Genus	Anotomys	Potamotrygon
Species	Anotomys leander	Potamotrygon henlei

Evolutionary Relationship

aquatic rat and Bigtooth river stingray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

aquatic rat

EN — Endangered

Bigtooth river stingray

LC — Least Concern

Physical Characteristics

Attribute	aquatic rat	Bigtooth river stingray
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.

Bigtooth river stingray

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.

Bigtooth river stingray

The Bigtooth river stingray (Potamotrygon henlei) is a species in the genus Potamotrygon. It is currently classified as Least Concern on the IUCN Red List.