Java-bean vs Laysan Duck

Senna obtusifolia compared with Anas laysanensis

Key Differences

Java-bean is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Java-bean	Laysan Duck
Kingdom	Plantae (식물)	Animalia (동물)
Phylum	Magnoliophyta (피자식물문)	Chordata (척삭동물)
Class	Magnoliopsida (목련강)	Aves (새)
Order	Fabales (콩목)	Anseriformes (기러기목)
Family	Fabaceae	Anatidae
Genus	Senna	Anas
Species	Senna obtusifolia	Anas laysanensis

Conservation Status

Java-bean

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Java-bean	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Java-bean

Habitat

Found across multiple habitat types including tropical and subtropical moist broadleaf forests, tropical and subtropical grasslands and savannas, and flooded grasslands and savannas, among 8 distinct biome types. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (22 countries), Asia (13 countries), Europe (9 countries), North America (5 countries), Oceania and the Pacific (10 countries), and South America (5 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.