Laysan Duck vs Stygian Owl

Anas laysanensis compared with Asio stygius

Key Differences

Laysan Duck is Critically Endangered while Stygian Owl is Least Concern.

Taxonomic Classification

Rank	Laysan Duck	Stygian Owl
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Anseriformes (Anseriformes)	Strigiformes (Owls)
Family	Anatidae	Strigidae (True Owls)
Genus	Anas	Asio
Species	Anas laysanensis	Asio stygius

Evolutionary Relationship

Laysan Duck and Stygian Owl share a common ancestor at the Class level: Aves. (Birds)

View Class: Aves

Conservation Status

Laysan Duck

CR — Critically Endangered

Stygian Owl

LC — Least Concern

Physical Characteristics

Attribute	Laysan Duck	Stygian Owl
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.

Stygian Owl

Habitat

Typically found in various aerial, terrestrial, and aquatic environments.

Range

Distributed across Colombia, Ecuador, Norway, and Venezuela.

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.

Stygian Owl

Stygian Owl (Asio stygius) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.