Bigtooth river stingray vs Giant Otter

Potamotrygon henlei compared with Pteronura brasiliensis

Key Differences

• Bigtooth river stingray is Least Concern while Giant Otter is Endangered.

Taxonomic Classification

Rank	Bigtooth river stingray	Giant Otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Carnivora (Carnivorans)
Family	Potamotrygonidae	Mustelidae (Weasels & Otters)
Genus	Potamotrygon	Pteronura
Species	Potamotrygon henlei	Pteronura brasiliensis

Evolutionary Relationship

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

Conservation Status

Bigtooth river stingray

LC — Least Concern

Giant Otter

EN — Endangered

Physical Characteristics

Attribute	Bigtooth river stingray	Giant Otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigtooth river stingray

Giant Otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

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

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.