Marsh Pea vs Red-billed Duck

Lathyrus palustris compared with Anas erythrorhyncha

Key Differences

• Marsh Pea is Endangered while Red-billed Duck is Least Concern.

Taxonomic Classification

Rank	Marsh Pea	Red-billed Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Fabales (Legumes & Allies)	Anseriformes (Anseriformes)
Family	Fabaceae	Anatidae
Genus	Lathyrus	Anas
Species	Lathyrus palustris	Anas erythrorhyncha

Conservation Status

Marsh Pea

EN — Endangered

Red-billed Duck

LC — Least Concern

Physical Characteristics

Attribute	Marsh Pea	Red-billed Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Marsh Pea

Habitat

Found across multiple habitat types including boreal forests and taiga, Mediterranean forests and woodlands, and deserts and xeric shrublands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Asia (Israel), Europe (7 countries), North America (Canada, United States), and South America (Brazil). Currently classified as Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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 3 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇴 Norway