Laysan Duck vs Slippery Jack

Anas laysanensis compared with Suillus luteus

Key Differences

Laysan Duck is Critically Endangered while Slippery Jack is Least Concern.

Taxonomic Classification

Rank	Laysan Duck	Slippery Jack
Kingdom	Animalia (Animals)	Fungi (Fungi)
Phylum	Chordata (Chordates)	Basidiomycota (Club Fungi)
Class	Aves (Birds)	Agaricomycetes (Mushrooms)
Order	Anseriformes (Anseriformes)	Boletales (Boletales)
Family	Anatidae	Suillaceae
Genus	Anas	Suillus
Species	Anas laysanensis	Suillus luteus

Conservation Status

Laysan Duck

CR — Critically Endangered

Slippery Jack

LC — Least Concern

Physical Characteristics

Attribute	Laysan Duck	Slippery Jack
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.

Slippery Jack

Habitat

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

Range

Widely distributed across Europe (4 countries), North America (United States), and South America (Brazil, Chile).

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.