False Dotted Border vs Laysan Duck

Belenois thysa compared with Anas laysanensis

Key Differences

• False Dotted Border is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	False Dotted Border	Laysan Duck
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum	Arthropoda (Arthropods)	Chordata (Chordates)
Class	Insecta (Insects)	Aves (Birds)
Order	Lepidoptera (Butterflies & Moths)	Anseriformes (Anseriformes)
Family	Pieridae	Anatidae
Genus	Belenois	Anas
Species	Belenois thysa	Anas laysanensis

Evolutionary Relationship

False Dotted Border and Laysan Duck share a common ancestor at the Kingdom level: Animalia. (Animals)

Conservation Status

False Dotted Border

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	False Dotted Border	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

False Dotted Border

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

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.