Laysan Duck vs Smooth Map Lichen

Anas laysanensis compared with Rhizocarpon hochstetteri

Key Differences

Laysan Duck is Critically Endangered while Smooth Map Lichen is Vulnerable.

Taxonomic Classification

Rank	Laysan Duck	Smooth Map Lichen
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Ascomycota (Sac Fungi)
Class	Aves (Birds)	Lecanoromycetes (Lecanoromycetes)
Order	Anseriformes (Anseriformes)	Rhizocarpales (Rhizocarpales)
Family	Anatidae	Rhizocarpaceae
Genus	Anas	Rhizocarpon
Species	Anas laysanensis	Rhizocarpon hochstetteri

Conservation Status

Laysan Duck

CR — Critically Endangered

Smooth Map Lichen

VU — Vulnerable

Physical Characteristics

Attribute	Laysan Duck	Smooth Map 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.

Smooth Map Lichen

Habitat

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

Range

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