Female bears typically set a home range near their mothers. (sciencedaily.com)
Between 1984 and 2009 the weight of female bears in Ontario fell by over 10 % while climate change meant they had 30 fewer days a year to hunt seal on ice (theguardian.com)
Analysis of movement data from mark - recapture studies and tracking of adult female bears with satellite radio collars indicated that there are two populations of polar bears in the area, one that inhabits the west coast of Banks Island and Amundsen Gulf and a second that is resident along the mainland coast from about Baillie Islands in Canada to approximately Icy Cape in Alaska. (arctic.journalhosting.ucalgary.ca)