Food waste can have a huge impact on some wild animals, changing their diets and behaviours, and often bringing them into closer contact with humans. From sea birds to grizzly bears, we hear how this can create serious ecological imbalances, and often lead to conflict. Plus, we find out that our efforts to reduce food waste could have unintended, even devastating consequences, for both animals and people. But it’s not all bad news - we hear the remarkable story of what happens when our scraps sustain one of the fiercest predators on earth. Presenter: Simon Tulett (Photo: A brown bear. Credit: Getty Images)