Laysan Duck vs Vegetable fern

Anas laysanensis compared with Diplazium esculentum

Key Differences

• Laysan Duck is Critically Endangered while Vegetable fern is Least Concern.

Taxonomic Classification

Rank	Laysan Duck	Vegetable fern
Kingdom	Animalia (Animals)	Plantae (Plants)
Phylum	Chordata (Chordates)	Tracheophyta
Class	Aves (Birds)	Polypodiopsida (Polypodiopsida)
Order	Anseriformes (Anseriformes)	Polypodiales (Polypodiales)
Family	Anatidae	Athyriaceae
Genus	Anas	Diplazium
Species	Anas laysanensis	Diplazium esculentum

Conservation Status

Laysan Duck

CR — Critically Endangered

Vegetable fern

LC — Least Concern

Physical Characteristics

Attribute	Laysan Duck	Vegetable fern
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.

Vegetable fern

Habitat

Typically found in moist, shaded forest floors and tropical canopies.

Range

Distributed across Australia, Portugal, South Africa, and United States.

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.