Great Nicobar Serpent Eagle vs Laysan Duck

Spilornis klossi compared with Anas laysanensis

Key Differences

• Great Nicobar Serpent Eagle is Near Threatened while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Great Nicobar Serpent Eagle	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Aves (Birds)	Aves (Birds)
Order	Accipitriformes (Hawks & Eagles)	Anseriformes (Anseriformes)
Family	Accipitridae (Hawks & Eagles)	Anatidae
Genus	Spilornis	Anas
Species	Spilornis klossi	Anas laysanensis

Evolutionary Relationship

Great Nicobar Serpent Eagle and Laysan Duck share a common ancestor at the Class level: Aves. (Birds)

Conservation Status

Great Nicobar Serpent Eagle

NT — Near Threatened

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Great Nicobar Serpent Eagle	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Great Nicobar Serpent Eagle

Habitat

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

Range

Found in Norway. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.

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