Flocks of ravens from northern Poland and Russia arrive in the southern Czech town of Zidlochovice on November 27, 2013. The birds are migriating to avoid the colder weather during the winter further north before returning in mid-March. AFP PHOTO/ RADEK MICA (Photo by RADEK MICA / AFP) (Photo credit should read RADEK MICA/AFP/Getty Images)
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AFP RADEK MICA