Scientists Reveal Roller Coaster Flight of Bar-Headed Geese

January 17, 2015 12:48 AM

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Bar-headed geese exhibit an interesting roller coaster flight pattern, according to a new study published in the journal Science. These birds annually migrate from breeding grounds in Mongolia to southern Tibet or India and have a little fun in the Himalayas, which they use as a giant roller coaster. For the purpose of research, 30 geese were implanted with monitors by an international team of researchers. This was done before their annual flight in 2011 and the monitors were used for measuring their body movement, heart rate and altitude.

Only seven of them got wounded and provided unstable data. However, the data obtained from the rest of them were contradictory to the long accepted notion about the behavior of these migratory birds. University of Bangor lead researcher Charles Bishop said “At the beginning we were just puzzled that...

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