vs Laysan Duck

Cortinarius urbicus compared with Anas laysanensis

Key Differences

is Data Deficient while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank		Laysan Duck
Kingdom	Fungi (Fungi)	Animalia (Animals)
Phylum	Basidiomycota (Club Fungi)	Chordata (Chordates)
Class	Agaricomycetes (Mushrooms)	Aves (Birds)
Order	Agaricales (Gilled Mushrooms)	Anseriformes (Anseriformes)
Family	Cortinariaceae	Anatidae
Genus	Cortinarius	Anas
Species	Cortinarius urbicus	Anas laysanensis

Conservation Status

DD — Data Deficient

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute		Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Habitat

Typically found in forest floors, decomposing wood, and soil ecosystems.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Cortinarius urbicus is a robust, fibrous-capped mushroom in the Cortinarius genus with a silky brown cap and rust-spored gills at maturity. It inhabits coniferous and mixed forests, forming ectomycorrhizal associations with spruce, pine, and occasionally deciduous trees. This fungus obtains nutrients by trading sugars with its tree partners in forest soil environments.

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.