Dwarf whip ray vs Red-billed Duck

Brevitrygon walga compared with Anas erythrorhyncha

Key Differences

• Dwarf whip ray is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Dwarf whip ray	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	Dasyatidae	Anatidae
Genus	Brevitrygon	Anas
Species	Brevitrygon walga	Anas erythrorhyncha

Evolutionary Relationship

Dwarf whip ray and Red-billed Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Dwarf whip ray

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Dwarf whip ray	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Dwarf whip ray

Red-billed Duck

Habitat

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

Range

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

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.