Laysan Duck vs Marbled Orbweaver

Anas laysanensis compared with Araneus marmoreus

Key Differences

• Laysan Duck is Critically Endangered while Marbled Orbweaver is Least Concern.

Taxonomic Classification

Rank	Laysan Duck	Marbled Orbweaver
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Arachnida (Arachnids)
Order	Anseriformes (Anseriformes)	Araneae (Araneae)
Family	Anatidae	Araneidae
Genus	Anas	Araneus
Species	Anas laysanensis	Araneus marmoreus

Evolutionary Relationship

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

Conservation Status

Laysan Duck

CR — Critically Endangered

Marbled Orbweaver

LC — Least Concern

Physical Characteristics

Attribute	Laysan Duck	Marbled Orbweaver
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.

Marbled Orbweaver

Habitat

Typically found in terrestrial habitats from forests to deserts.

Range

Found across Europe (4 countries) and North America (Canada, United States).

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 2 countries:

🇧🇪 Belgium 🇳🇴 Norway