Polar bear in northern Manitoba adopts second cub in the wild in rare case CTV NewsWatch: Mother polar bear seen interacting with adopted cub BBCResearchers witness rare polar bear adoption, capturing video of female caring for cub that was not her own CBS NewsScientists log rare case of female polar bear adopting cub: ‘They’re really good moms’ The GuardianRare instance of polar bear cub being adopted near Churchill verified by scientists CBC
