Bar Headed Goose

A Bar Headed Goose at the coastal enclosure at Birdworld near Farnham.

 

The Bar-headed Goose (Anser indicus) is a goose which breeds in Central Asia in colonies of thousands near mountain lakes. It lays three to eight eggs at a time in a ground nest.

 

The Bar-headed Goose is one of the world's highest flying birds, having been seen at up to 10,175 m (33,382 feet). It has a slightly larger wing area for its weight than other geese and it is believed this helps the goose to fly high. Studies have found that they breathe more efficiently under low oxygen conditions and are able to reduce heat loss. The haemoglobin of their blood has a higher oxygen affinity than that of other geese.

 

The Bar-headed Goose migrates over the Himalayas to spend the winter in India, Assam, Northern Burma and the wetlands of Pakistan. It migrates up to Magadi wetlands of Gadag district of Karnataka in the southern part of India. The winter habitat of the Bar-headed Goose is on cultivation where it feeds on barley, rice and wheat, and may damage crops. The bird is can fly the 1000-mile migration route in just one day as it is able to fly in jet stream.

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Uploaded on April 2, 2009
Taken on March 15, 2009