Laysan Duck vs Rat tail grass

Anas laysanensis compared with Sporobolus elongatus

Key Differences

• Laysan Duck is Critically Endangered while Rat tail grass is Not Evaluated.

Taxonomic Classification

Rank	Laysan Duck	Rat tail grass
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Aves (Birds)	Liliopsida (Monocots)
Order	Anseriformes (Anseriformes)	Poales (Grasses)
Family	Anatidae	Poaceae (Grass Family)
Genus	Anas	Sporobolus
Species	Anas laysanensis	Sporobolus elongatus

Conservation Status

Laysan Duck

CR — Critically Endangered

Rat tail grass

NE — Not Evaluated

Physical Characteristics

Attribute	Laysan Duck	Rat tail 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.

Rat tail grass

Habitat

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

Range

Widely distributed across Europe (6 countries), North America (United States), and Oceania and the Pacific (Solomon Islands, Tonga, Vanuatu).

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 4 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇬🇧 United Kingdom