Giant bird browsed in the Arctic twilight 50 million years ago

Giant bird browsed in the Arctic twilight 50 million years ago

Strange as it may seem, a bird bigger than Big Bird once lived above the Arctic Circle. The flightless bird, known as Gastornis, roamed Ellesmere Island next to Greenland about 50 million years ago, even during the twilight months of winter. Once thought to be a...