Laysan Duck vs Yefen

Anas laysanensis compared with Fuirena umbellata

Key Differences

Laysan Duck is Critically Endangered while Yefen is Least Concern.

Taxonomic Classification

Rank	Laysan Duck	Yefen
Kingdom	Animalia (동물)	Plantae (식물)
Phylum	Chordata (척삭동물)	Magnoliophyta (피자식물문)
Class	Aves (새)	Liliopsida (백합강)
Order	Anseriformes (기러기목)	Poales (벼목)
Family	Anatidae	Cyperaceae
Genus	Anas	Fuirena
Species	Anas laysanensis	Fuirena umbellata

Conservation Status

Laysan Duck

CR — Critically Endangered

Yefen

LC — Least Concern

Physical Characteristics

Attribute	Laysan Duck	Yefen
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.

Yefen

Habitat

Typically found in grasslands, wetlands, forests, and cultivated landscapes.

Range

Widely distributed across Africa (Comoros, Guinea, Madagascar), Asia (Singapore, Taiwan), North America (Cuba, Guatemala, Honduras), Oceania and the Pacific (Marshall Islands, Micronesia, Palau), and South America (Brazil, Colombia).