Cassenoix à grandes taches vs Canard de Laysan

Nucifraga multipunctata compared with Anas laysanensis

Key Differences

• Cassenoix à grandes taches is Least Concern while Canard de Laysan is Critically Endangered.

Taxonomic Classification

Rank	Cassenoix à grandes taches	Canard de Laysan
Kingdom same	Animalia (animal)	Animalia (animal)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (oiseau)	Aves (oiseau)
Order	Passeriformes (passereaux)	Anseriformes (Anseriformes)
Family	Corvidae (Crows & Ravens)	Anatidae
Genus	Nucifraga	Anas
Species	Nucifraga multipunctata	Anas laysanensis

Evolutionary Relationship

Cassenoix à grandes taches and Canard de Laysan share a common ancestor at the Class level: Aves. (oiseau)

Conservation Status

Cassenoix à grandes taches

LC — Least Concern

Canard de Laysan

CR — Critically Endangered

Physical Characteristics

Attribute	Cassenoix à grandes taches	Canard de Laysan
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Cassenoix à grandes taches

Habitat

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

Range

Found in Norway.

Canard de Laysan

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.

Canard de Laysan

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway