Bigtooth river stingray vs Lesser Cachalot

Potamotrygon henlei compared with Kogia breviceps

Key Differences

• Bigtooth river stingray is Least Concern while Lesser Cachalot is Data Deficient.

Taxonomic Classification

Rank	Bigtooth river stingray	Lesser Cachalot
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Mammalia (Mammals)
Order	Myliobatiformes (Myliobatiformes)	Cetacea (Whales & Dolphins)
Family	Potamotrygonidae	Kogiidae
Genus	Potamotrygon	Kogia
Species	Potamotrygon henlei	Kogia breviceps

Evolutionary Relationship

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

Conservation Status

Bigtooth river stingray

LC — Least Concern

Lesser Cachalot

DD — Data Deficient

Physical Characteristics

Attribute	Bigtooth river stingray	Lesser Cachalot
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigtooth river stingray

Lesser Cachalot

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, Portugal, Sweden, and Taiwan.

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.