Chloephaga poliocephala (Chloephaga poliocephala), a foreign language name Ashy-headed Goose, is a bird in the antheriformes family.
They inhabit the southernmost lowlands of South America and winter in the northern mountains. A beech forest area of the genus fagus that occurs frequently in jungle swamps, wetlands, and near the southernmost forest areas. The flight speed was slow and irregular. Strong terrestrial, swimming level is not high, when entering the water chest and hindquarters raised. Sex alert and timid, people can not approach, often very far-sighted people fly or swim away. Nomadic foraging near water, mainly grasses, seeds and various aquatic plants.
Grey-headed geese breed near the edges of lakes, rivers, ponds, and marshes. The nest is built in grass and brush. Male geese are very territorial. The female goose is lined with plants, and when she lays her eggs, she plucks a lot of her own feathers and places them in the nest. Each clutch lays 4-6 white eggs, which hatch for 30 days. The chicks become sexual early, can swim and do activities the next day after hatching, and are sexually mature at 2 years of age.
Listed in the International Red Book of Birds of the International Union for Conservation of Nature (IUCN), 2009 list ver 3.1.
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