Big-Bellied Webcap vs Laysan Duck

Cortinarius largus compared with Anas laysanensis

Key Differences

Big-Bellied Webcap is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Big-Bellied Webcap	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 largus	Anas laysanensis

Conservation Status

Big-Bellied Webcap

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Big-Bellied Webcap	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Big-Bellied Webcap

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.

Big-Bellied Webcap

The Big-Bellied Webcap (Cortinarius largus) is a species in the genus Cortinarius. It is currently classified as Least Concern on the IUCN Red List. Typically found in forest floors, decomposing wood, and soil ecosystems.

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.