Intermediate Evening-Primrose vs Red-billed Duck

Oenothera fallax compared with Anas erythrorhyncha

Key Differences

• Intermediate Evening-Primrose is Not Evaluated while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Intermediate Evening-Primrose	Red-billed Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Myrtales (Myrtales)	Anseriformes (Anseriformes)
Family	Onagraceae	Anatidae
Genus	Oenothera	Anas
Species	Oenothera fallax	Anas erythrorhyncha

Conservation Status

Intermediate Evening-Primrose

NE — Not Evaluated

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Intermediate Evening-Primrose	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Intermediate Evening-Primrose

Habitat

Typically found in diverse terrestrial habitats from tropical forests to temperate regions.

Range

Found across Asia (Japan) and Europe (17 countries).

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 6 countries:

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