Каштановый чирок vs Лайсанский чирок

Anas castanea compared with Anas laysanensis

Key Differences

• Каштановый чирок is Least Concern while Лайсанский чирок is Critically Endangered.

Taxonomic Classification

Rank	Каштановый чирок	Лайсанский чирок
Kingdom same	Animalia (животные)	Animalia (животные)
Phylum same	Chordata (хордовые)	Chordata (хордовые)
Class same	Aves (птицы)	Aves (птицы)
Order same	Anseriformes (гусеобразные)	Anseriformes (гусеобразные)
Family same	Anatidae	Anatidae
Genus same	Anas	Anas
Species	Anas castanea	Anas laysanensis

Evolutionary Relationship

Каштановый чирок and Лайсанский чирок share a common ancestor at the Genus level: Anas.

Conservation Status

Каштановый чирок

LC — Least Concern

Лайсанский чирок

CR — Critically Endangered

Physical Characteristics

Attribute	Каштановый чирок	Лайсанский чирок
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Каштановый чирок

Habitat

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

Range

Found across Europe (8 countries).

Лайсанский чирок

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.

Каштановый чирок

Chestnut Teal (Anas castanea) is classified as Least Concern (LC) on the IUCN Red List. Widespread and abundant across its range, with stable populations and no immediate conservation concerns.

Лайсанский чирок

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 5 countries:

🇧🇪 Belgium 🇫🇷 France 🇳🇱 Netherlands 🇳🇴 Norway 🇬🇧 United Kingdom