Lesser Siren vs Red-billed Duck

Siren intermedia compared with Anas erythrorhyncha

Taxonomic Classification

Rank	Lesser Siren	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Amphibia (Amphibians)	Aves (Birds)
Order	Caudata (Caudata)	Anseriformes (Anseriformes)
Family	Sirenidae	Anatidae
Genus	Siren	Anas
Species	Siren intermedia	Anas erythrorhyncha

Evolutionary Relationship

Lesser Siren and Red-billed Duck share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Lesser Siren

LC — Least Concern

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Lesser Siren	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Lesser Siren

Habitat

Typically found in freshwater habitats, moist forests, and wetlands.

Range

Distributed across Belgium and Mexico.

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.

Shared Countries

Both species can be found in 1 countries:

🇧🇪 Belgium