At the edge of the Arctic in northern Canada, the annual migration of polar bears draws tourists, photographers, and ...
Two-thirds of the world's polar bears could be extinct by 2050 if greenhouse gas-fueled global warming keeps melting their Arctic sea-ice habitat. The Center has led the charge to save polar bears ...
Smith, and L. Burger. 2003. A comparison of distance-based and classifi­cation-based analyses of habitat use. Ecology 84:526-531. Costello, C. M. 2010. Estimates of dispersal and home-range fidelity ...
In recent years Florida's black bear population has grown significantly in some areas, and they were removed from state ...