Guide of Aves de CHILE


  • NAME (S) LOCAL (S):
    Upland Goose, Great Bustard, cauquén, canquén, goose

    from Colchagua to Tierra del Fuego

    open plains and grassy plains

    Male: 65-66 cm. Head and neck white. Manto, chest, abdomen and flanks white with thick black bars. Back, scapulars and primaries dark gray. White secondary. Central dark gray feathers and white tail side. Black beak. Black legs.

    In white stage, head, neck and chest white, so there are intermediate stages in the chest is partially stained black.

    Female: 60 cms. Brick red head and neck. Rufous back and chest with black bars. Lower abdomen and flanks white with thick black bars. Supracaudals loin and black. Like the male wings. Black beak. Yellow legs. The female of this species can be confused with the red canquén (ruddy-headed goose), as his colorations are very similar.

    The caiquén is the most abundant of the geese in the area of ​​Magallanes and Aysén; but further north the number goes down, usually meeting up Colchagua winter away, but isolated couples can stay during the nesting season.
    In its southern part, nest both lowlands and highlands and hills, taking advantage of any hole or depression near lakes, rivers or streams and to consider suitable for their own line it with soft breast feathers, forming a nurturing nest. Posture is generally 5 to 7 eggs, measuring approximately 75 mm. x 50 mm., begins in November and seeing goslings between December and February, many of whom fall victim to predatory birds such as the Dominican gull (Larus dominicanus) or the Chilean Salteador (Catharacta chilensis).