Chiloe Wigeon

Le Canard de Chiloé (Mareca sibilatrix, anciennement Anas sibilatrix) est une espèce d'oiseaux palmipèdes de la famille des Anatidae. Il est appelé communément pato overo en Argentine. Selon la classification de référence du Congrès ornithologique international (version 15.

The Chiloé wigeon (Mareca sibilatrix), also known as the southern wigeon, is one of three extant species of wigeon in the genus Mareca of the dabbling duck subfamily. This bird is indigenous to the southern part of South America, including the Chiloé Archipelago, from which it gets its name. In its native range, it is called the pato overo ("piebald duck") or pato real ("royal duck"), although the latter name also refers to the Muscovy in the wild.

El pato overo, silbón overo​ (Perú) o pato real (Mareca sibilatrix) es una especie de ave anseriforme de la familia Anatidae propia de América del Sur. En la América tropical se conoce como pato real a la subespecie Cairina moschata sylvestris (Stephens, 1824), perteneciente a la misma familia Anatidae. Características El largo total es de 43 a 54 cm.