Laysan Duck vs scurvy-grass

Anas laysanensis compared with Cochlearia officinalis

Key Differences

• Laysan Duck is Critically Endangered while scurvy-grass is Near Threatened.

Taxonomic Classification

Rank	Laysan Duck	scurvy-grass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Aves (Birds)	Magnoliopsida (Dicots)
Order	Anseriformes (Anseriformes)	Brassicales (Brassicales)
Family	Anatidae	Brassicaceae
Genus	Anas	Cochlearia
Species	Anas laysanensis	Cochlearia officinalis

Conservation Status

Laysan Duck

CR — Critically Endangered

scurvy-grass

NT — Near Threatened

Physical Characteristics

Attribute	Laysan Duck	scurvy-grass
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Laysan Duck

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, temperate coniferous forests, and Mediterranean forests and woodlands within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Belgium, France, Netherlands, Norway, and United Kingdom. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

scurvy-grass

Habitat

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

Range

Found across Europe (10 countries). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

Laysan Duck

Laysan Duck (Anas laysanensis) is classified as Critically Endangered (CR) on the IUCN Red List. Facing an extremely high risk of extinction in the wild due to severe population decline and habitat loss.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway