Anglespot river stingray vs Red-billed Duck

Potamotrygon orbignyi compared with Anas erythrorhyncha

Key Differences

• Anglespot river stingray is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Anglespot river stingray	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Elasmobranchii	Aves (Birds)
Order	Myliobatiformes (Myliobatiformes)	Anseriformes (Anseriformes)
Family	Potamotrygonidae	Anatidae
Genus	Potamotrygon	Anas
Species	Potamotrygon orbignyi	Anas erythrorhyncha

Evolutionary Relationship

Anglespot river stingray and Red-billed Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Anglespot river stingray

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Anglespot river stingray	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Anglespot river stingray

Habitat

Native to South America, inhabiting ecosystems characteristic of the region.

Range

Found in Colombia. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Red-billed Duck

Habitat

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

Range

Found across Europe (6 countries) and South America (Ecuador).

Anglespot river stingray

The Anglespot river stingray (Potamotrygon orbignyi) is a species in the genus Potamotrygon. It is currently classified as Near Threatened on the IUCN Red List. Native to South America, inhabiting ecosystems characteristic of the region.

Red-billed Duck

Red-billed Duck (Anas erythrorhyncha) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.