Laysan Duck vs Reticulate round ray

Anas laysanensis compared with Urotrygon reticulata

Taxonomic Classification

Rank	Laysan Duck	Reticulate round ray
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class	Aves (Birds)	Elasmobranchii
Order	Anseriformes (Anseriformes)	Myliobatiformes (Myliobatiformes)
Family	Anatidae	Urotrygonidae
Genus	Anas	Urotrygon
Species	Anas laysanensis	Urotrygon reticulata

Evolutionary Relationship

Laysan Duck and Reticulate round ray share a common ancestor at the Phylum level: Chordata. (Chordates)

Conservation Status

Laysan Duck

CR — Critically Endangered

Reticulate round ray

CR — Critically Endangered

Physical Characteristics

Attribute	Laysan Duck	Reticulate round ray
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.

Reticulate round ray

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.