Laysan Duck vs Schaerer'S Disc Lichen

Anas laysanensis compared with Buellia schaereri

Key Differences

Laysan Duck is Critically Endangered while Schaerer'S Disc Lichen is Endangered.

Taxonomic Classification

Rank	Laysan Duck	Schaerer'S Disc Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Anseriformes (Anseriformes)	Caliciales (Caliciales)
Family	Anatidae	Caliciaceae
Genus	Anas	Buellia
Species	Anas laysanensis	Buellia schaereri

Conservation Status

Laysan Duck

CR — Critically Endangered

Schaerer'S Disc Lichen

EN — Endangered

Physical Characteristics

Attribute	Laysan Duck	Schaerer'S Disc Lichen
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic 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.

Schaerer'S Disc Lichen

Habitat

Native to Europe and North America, inhabiting ecosystems characteristic of the region.

Range

Distributed across Denmark, Norway, Sweden, and United States. Currently classified as 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.