Common Chiffchaff vs Laysan Duck

Phylloscopus collybita compared with Anas laysanensis

Key Differences

• Common Chiffchaff is Least Concern while Laysan Duck is Critically Endangered.

Taxonomic Classification

Rank	Common Chiffchaff	Laysan Duck
Kingdom same	Animalia (동물)	Animalia (동물)
Phylum same	Chordata (척삭동물)	Chordata (척삭동물)
Class same	Aves (새)	Aves (새)
Order	Passeriformes (참새목)	Anseriformes (기러기목)
Family	Phylloscopidae	Anatidae
Genus	Phylloscopus	Anas
Species	Phylloscopus collybita	Anas laysanensis

Evolutionary Relationship

Common Chiffchaff and Laysan Duck share a common ancestor at the Class level: Aves. (새)

Conservation Status

Common Chiffchaff

LC — Least Concern

Laysan Duck

CR — Critically Endangered

Physical Characteristics

Attribute	Common Chiffchaff	Laysan Duck
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Common Chiffchaff

Habitat

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

Range

Distributed across Belgium, Denmark, Norway, Russia, 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.

Common Chiffchaff

검은다리솔새(Phylloscopus collybita)는 IUCN 적색목록에서 최소관심(LC)으로 분류된다. 서식 범위 전반에 걸쳐 널리 분포하며 개체수가 안정적으로 유지되고 있어 즉각적인 보전 위협은 없다.

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