Bilberry Roller vs Laysan Duck

Ancylis myrtillana compared with Anas laysanensis

Key Differences

• Bilberry Roller is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Bilberry Roller	Laysan Duck
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum	Arthropoda (절지동물)	Chordata (척삭동물)
Class	Insecta (곤충)	Aves (새)
Order	Lepidoptera (나비목)	Anseriformes (기러기목)
Family	Tortricidae	Anatidae
Genus	Ancylis	Anas
Species	Ancylis myrtillana	Anas laysanensis

Evolutionary Relationship

Bilberry Roller and Laysan Duck share a common ancestor at the Kingdom level: Animalia. (동물)

Conservation Status

Bilberry Roller

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Bilberry Roller	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Bilberry Roller

Habitat

Typically found in virtually all terrestrial and freshwater habitats.

Range

Distributed across Belgium, Denmark, Norway, and Sweden.

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.

Bilberry Roller

The Bilberry Roller (Ancylis myrtillana) is a species in the genus Ancylis. It is currently classified as Least Concern on the IUCN Red List. Typically found in virtually all terrestrial and freshwater habitats.

Laysan Duck

레이산 오리(Anas laysanensis)는 IUCN 적색목록에서 위급(CR) 등급으로 분류됩니다. 심각한 개체수 감소와 서식지 손실로 인해 야생에서 절멸할 위험이 매우 높은 종입니다.

Shared Countries

Both species can be found in 2 countries:

🇧🇪 Belgium 🇳🇴 Norway