Brownbeard rice vs Laysan Duck

Oryza rufipogon compared with Anas laysanensis

Key Differences

• Brownbeard rice is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Brownbeard rice	Laysan Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Liliopsida (Monocots)	Aves (Birds)
Order	Poales (Grasses)	Anseriformes (Anseriformes)
Family	Poaceae (Grass Family)	Anatidae
Genus	Oryza (Rice)	Anas
Species	Oryza rufipogon	Anas laysanensis

Conservation Status

Brownbeard rice

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Brownbeard rice	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Brownbeard rice

Habitat

Found across multiple habitat types including deserts and xeric shrublands, tropical and subtropical moist broadleaf forests, and tropical and subtropical dry broadleaf forests, among 10 distinct biome types spanning the Palearctic and Indomalayan and Neotropic realms. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Egypt), Asia (5 countries), North America (Costa Rica, Mexico, United States), and South America (8 countries).

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.

Brownbeard rice

The Brownbeard Rice (Oryza rufipogon) is a species in the genus Oryza. It is currently classified as Least Concern on the IUCN Red List. Found across multiple habitat types including deserts and xeric shrublands, tropical and subtropical moist broadleaf forests, and tropical and subtropical dry broadleaf forests, among 10 distinct biome types spanning the Palearctic and Indo

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.