Laysan Duck vs Separated sedge

Anas laysanensis compared with Carex divisa

Taxonomic Classification

Rank	Laysan Duck	Separated sedge
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Aves (Birds)	Liliopsida (Monocots)
Order	Anseriformes (Anseriformes)	Poales (Grasses)
Family	Anatidae	Cyperaceae
Genus	Anas	Carex
Species	Anas laysanensis	Carex divisa

Conservation Status

Laysan Duck

CR — Critically Endangered

Separated sedge

CR — Critically Endangered

Physical Characteristics

Attribute	Laysan Duck	Separated sedge
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.

Separated sedge

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, montane grasslands and shrublands, and Mediterranean forests and woodlands, among 5 distinct biome types within the Afrotropic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Distributed across Australia, Belgium, Portugal, South Africa, and United States. Currently classified as Critically Endangered on the IUCN Red List, this species faces significant conservation challenges across its range.

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.