Laysan Duck vs sensitive joint-vetch

Anas laysanensis compared with Aeschynomene virginica

Key Differences

• Laysan Duck is Critically Endangered while sensitive joint-vetch is Extinct.

Taxonomic Classification

Rank	Laysan Duck	sensitive joint-vetch
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Magnoliophyta (Flowering Plants)
Class	Aves (Birds)	Magnoliopsida (Dicots)
Order	Anseriformes (Anseriformes)	Fabales (Legumes & Allies)
Family	Anatidae	Fabaceae
Genus	Anas	Aeschynomene
Species	Anas laysanensis	Aeschynomene virginica

Conservation Status

Laysan Duck

CR — Critically Endangered

sensitive joint-vetch

EX — Extinct

Physical Characteristics

Attribute	Laysan Duck	sensitive joint-vetch
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.

sensitive joint-vetch

Habitat

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

Range

Distributed across Cuba and Japan.

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.