Bordered Screw-moss vs Laysan Duck

Tortula marginata compared with Anas laysanensis

Key Differences

• Bordered Screw-moss is Endangered while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Bordered Screw-moss	Laysan Duck
Kingdom	Plantae (식물)	Animalia (동물)
Phylum	Bryophyta	Chordata (척삭동물)
Class	Bryopsida (선태식물강)	Aves (새)
Order	Pottiales (돌이끼목)	Anseriformes (기러기목)
Family	Pottiaceae	Anatidae
Genus	Tortula	Anas
Species	Tortula marginata	Anas laysanensis

Conservation Status

Bordered Screw-moss

EN — Endangered

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Bordered Screw-moss	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bordered Screw-moss

Habitat

Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Range

Distributed across Belgium, Luxembourg, New Zealand, Norway, and Portugal. Currently classified as Endangered 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.

Bordered Screw-moss

The Bordered Screw-moss (Tortula marginata) is a species in the genus Tortula. It is currently classified as Endangered on the IUCN Red List. Found across multiple habitat types including temperate broadleaf and mixed forests, tundra, and tropical and subtropical moist broadleaf forests spanning the Australasia and Oceanian realms.

Laysan Duck

레이산 오리(Anas laysanensis)는 IUCN 적색목록에서 위급(CR) 등급으로 분류됩니다. 심각한 개체수 감소와 서식지 손실로 인해 야생에서 절멸할 위험이 매우 높은 종입니다.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway