intermediate polypody vs Laysan Duck

Polypodium interjectum compared with Anas laysanensis

Key Differences

• intermediate polypody is Vulnerable while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	intermediate polypody	Laysan Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Tracheophyta	Chordata (Chordates)
Class	Polypodiopsida (Polypodiopsida)	Aves (Birds)
Order	Polypodiales (Polypodiales)	Anseriformes (Anseriformes)
Family	Polypodiaceae	Anatidae
Genus	Polypodium	Anas
Species	Polypodium interjectum	Anas laysanensis

Conservation Status

intermediate polypody

VU — Vulnerable

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	intermediate polypody	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

intermediate polypody

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Belgium, Denmark, Norway, Portugal, and Sweden. Currently classified as Vulnerable on the IUCN Red List, this species faces significant conservation challenges across its 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.

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway