Red-billed Duck vs Variable Chafer

Anas erythrorhyncha compared with Gnorimus variabilis

Key Differences

• Red-billed Duck is Least Concern while Variable Chafer is Extinct.

Taxonomic Classification

Rank	Red-billed Duck	Variable Chafer
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Anseriformes (Anseriformes)	Coleoptera (Beetles)
Family	Anatidae	Scarabaeidae
Genus	Anas	Gnorimus
Species	Anas erythrorhyncha	Gnorimus variabilis

Evolutionary Relationship

Red-billed Duck and Variable Chafer share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Red-billed Duck

LC — Least Concern

Variable Chafer

EX — Extinct

Physical Characteristics

Attribute	Red-billed Duck	Variable Chafer
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Red-billed Duck

Habitat

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

Range

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

Variable Chafer

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, Sweden, and Switzerland.

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway