Heim's chain-teeth moss vs Laysan Duck

Hennediella heimii compared with Anas laysanensis

Key Differences

• Heim's chain-teeth moss is Vulnerable while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Heim's chain-teeth moss	Laysan Duck
Kingdom	Plantae (Plants)	Animalia (Animals)
Phylum	Bryophyta	Chordata (Chordates)
Class	Bryopsida (Bryopsida)	Aves (Birds)
Order	Pottiales (Pottiales)	Anseriformes (Anseriformes)
Family	Pottiaceae	Anatidae
Genus	Hennediella	Anas
Species	Hennediella heimii	Anas laysanensis

Conservation Status

Heim's chain-teeth moss

VU — Vulnerable

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Heim's chain-teeth moss	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Heim's chain-teeth moss

Habitat

Native to Europe, inhabiting ecosystems characteristic of the region.

Range

Distributed across Belgium, Denmark, Norway, 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