Bordered Screw-moss vs Ánade de Laysán

Tortula marginata compared with Anas laysanensis

Key Differences

Bordered Screw-moss is Endangered while Ánade de Laysán is Critically Endangered.

Taxonomic Classification

Rank	Bordered Screw-moss	Ánade de Laysán
Kingdom	Plantae (planta)	Animalia (Animals)
Phylum	Bryophyta	Chordata (cordados)
Class	Bryopsida (Bryopsida)	Aves (Birds)
Order	Pottiales (Pottiales)	Anseriformes (Anseriformes)
Family	Pottiaceae	Anatidae
Genus	Tortula	Anas
Species	Tortula marginata	Anas laysanensis

Conservation Status

Bordered Screw-moss

EN — Endangered

Ánade de Laysán

CR — Critically Endangered

Physical Characteristics

Attribute	Bordered Screw-moss	Ánade de Laysán
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.

Ánade de Laysán

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.

Ánade de Laysán

El Pato de Laysan (Anas laysanensis) está clasificado como En Peligro Crítico (CR) en la Lista Roja de la UICN. Enfrenta un riesgo extremadamente alto de extinción en estado silvestre debido a la grave disminución de su población y la pérdida de hábitat.