Laysan Duck vs Oakleaf Cyanea

Anas laysanensis compared with Cyanea quercifolia

Key Differences

• Laysan Duck is Critically Endangered while Oakleaf Cyanea is Extinct.

Taxonomic Classification

Rank	Laysan Duck	Oakleaf Cyanea
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Cnidaria (Cnidarians)
Class	Aves (Birds)	Scyphozoa (Scyphozoa)
Order	Anseriformes (Anseriformes)	Semaeostomeae (Semaeostomeae)
Family	Anatidae	Cyaneidae
Genus	Anas	Cyanea
Species	Anas laysanensis	Cyanea quercifolia

Evolutionary Relationship

Laysan Duck and Oakleaf Cyanea share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

Laysan Duck

CR — Critically Endangered

Oakleaf Cyanea

EX — Extinct

Physical Characteristics

Attribute	Laysan Duck	Oakleaf Cyanea
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.

Oakleaf Cyanea

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.