After the bushfires: what can be done to save Australia's native species?

Last summer, bushfires burned through more than 12.6m hectares of the Australian landscape – an area almost the size of England. Reports that billions of individual animals were lost in the fires, pushing some native species to extinction, attracted global headlines. Environment reporter Graham Readfearn revisits the devastating story of Kangaroo Island in South Australia to explain the efforts to help local species survive, and discusses what needs to be done on a national level to protect wildlife from more catastrophic losses