Bigtooth river stingray vs Black-mandibled Toucan

Potamotrygon henlei compared with Ramphastos ambiguus

Key Differences

• Bigtooth river stingray is Least Concern while Black-mandibled Toucan is Vulnerable.

Taxonomic Classification

Rank	Bigtooth river stingray	Black-mandibled Toucan
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Myliobatiformes (Myliobatiformes)	Piciformes (Piciformes)
Family	Potamotrygonidae	Ramphastidae
Genus	Potamotrygon	Ramphastos
Species	Potamotrygon henlei	Ramphastos ambiguus

Evolutionary Relationship

Bigtooth river stingray and Black-mandibled Toucan share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Bigtooth river stingray

LC — Least Concern

Black-mandibled Toucan

VU — Vulnerable

Physical Characteristics

Attribute	Bigtooth river stingray	Black-mandibled Toucan
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bigtooth river stingray

Black-mandibled Toucan

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela. Currently classified as Vulnerable 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.

Black-mandibled Toucan

Black-mandibled Toucan (Ramphastos ambiguus) is classified as Vulnerable (VU) on the IUCN Red List. Facing a high risk of endangerment in the wild, with declining populations and increasing habitat pressure.