Laysan Duck vs Marañon Crescentchest

Anas laysanensis compared with Melanopareia maranonica

Key Differences

• Laysan Duck is Critically Endangered while Marañon Crescentchest is Least Concern.

Taxonomic Classification

Rank	Laysan Duck	Marañon Crescentchest
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Anseriformes (Anseriformes)	Passeriformes (Songbirds)
Family	Anatidae	Melanopareiidae
Genus	Anas	Melanopareia
Species	Anas laysanensis	Melanopareia maranonica

Evolutionary Relationship

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

Conservation Status

Laysan Duck

CR — Critically Endangered

Marañon Crescentchest

LC — Least Concern

Physical Characteristics

Attribute	Laysan Duck	Marañon Crescentchest
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.

Marañon Crescentchest

Habitat

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

Range

Distributed across Ecuador and Norway.

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.

Shared Countries

Both species can be found in 1 countries:

🇳🇴 Norway