birthwort vs Laysan Duck

Aristolochia clematitis compared with Anas laysanensis

Key Differences

birthwort is Near Threatened while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	birthwort	Laysan Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Magnoliophyta (Flowering Plants)	Chordata (Chordates)
Class	Magnoliopsida (Dicots)	Aves (Birds)
Order	Piperales (Piperales)	Anseriformes (Anseriformes)
Family	Aristolochiaceae	Anatidae
Genus	Aristolochia	Anas
Species	Aristolochia clematitis	Anas laysanensis

Conservation Status

birthwort

NT — Near Threatened

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	birthwort	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

birthwort

Habitat

Found across multiple habitat types including temperate coniferous forests, flooded grasslands and savannas, and Mediterranean forests and woodlands, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are also found in montane and highland environments at higher elevations.

Range

Widely distributed across Africa (Algeria), Europe (13 countries), and North America (Canada, United States). Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

birthwort

The Birthwort (Aristolochia clematitis) is a species in the genus Aristolochia. It is currently classified as Near Threatened on the IUCN Red List. Found across multiple habitat types including temperate coniferous forests, flooded grasslands and savannas, and Mediterranean forests and woodlands, among 4 distinct biome types within the Palearctic biogeographic realm. Populations are al

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.