Brimstone vs Red-billed Duck

Gonepteryx rhamni compared with Anas erythrorhyncha

Key Differences

• Brimstone is Near Threatened while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Brimstone	Red-billed Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Anseriformes (Anseriformes)
Family	Pieridae	Anatidae
Genus	Gonepteryx	Anas
Species	Gonepteryx rhamni	Anas erythrorhyncha

Evolutionary Relationship

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

Conservation Status

Brimstone

NT — Near Threatened

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Brimstone	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brimstone

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Found across Europe (40 countries). 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).

Brimstone

Brimstone (Gonepteryx rhamni) is classified as Near Threatened (NT) on the IUCN Red List. Close to qualifying as threatened, with populations that may become vulnerable without conservation action.

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 6 countries:

🇧🇪 Belgium 🇫🇷 France 🇩🇪 Germany 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom