Laysan Duck vs Orange-legged Robberfly

Anas laysanensis compared with Dioctria oelandica

Key Differences

Laysan Duck is Critically Endangered while Orange-legged Robberfly is Near Threatened.

Taxonomic Classification

Rank	Laysan Duck	Orange-legged Robberfly
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Chordata (Chordates)	Arthropoda (Arthropods)
Class	Aves (Birds)	Insecta (Insects)
Order	Anseriformes (Anseriformes)	Diptera (Diptera)
Family	Anatidae	Asilidae
Genus	Anas	Dioctria
Species	Anas laysanensis	Dioctria oelandica

Evolutionary Relationship

Laysan Duck and Orange-legged Robberfly share a common ancestor at the Kingdom level: Animalia. (Animals)

View Kingdom: Animalia

Conservation Status

Laysan Duck

CR — Critically Endangered

Orange-legged Robberfly

NT — Near Threatened

Physical Characteristics

Attribute	Laysan Duck	Orange-legged Robberfly
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.

Orange-legged Robberfly

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden. Listed as Near Threatened, this species requires ongoing monitoring to prevent population decline.

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.