乐可无删节免费

　　Life-long birder Christian Cooper takes us into the wild, wonderful and unpredictable world of birds. Whether navigating volcanic terrain in Hawaii for elusive honeycreepers, trekking into rainforests in Puerto Rico for parrots, or scaling a bridge in Manhattan for a peregrine falcon, he does whatever it takes to learn about these extraordinary, feathered creatures and show us ... (展开全部)