Description: Muskox Ovibos moschatus Likely more than one herd of muskox gathering in a hillside. This gathering of herds may provide additional safety from predators. This photo was taken by park biologists on January 22,2010 while surveying muskox populations and herd composition. NPS Photo - Marci Johnson. Date: 25 January 2010, 14:59. Source: Gathering Muskox. Author: Bering Land Bridge National Preserve.