Catch up with the most recent episode of Natural World from Thursday, 23 July 2015 at 8pm. Available to watch online on BBC iPlayer now.
In the Canadian wilderness, live a bear family. Just out of hibernation, two black cubs with a pure white mother known as a ghost bear. This strange family unit must work hard to survive the cold winters. They will also need to protect themselves from larger predators, but being so different could bring them unwelcome visitors.
Program Schedule: 8pm – 9pm