[{"data":1,"prerenderedAt":12},["Reactive",2],{"content-documentary-23":3},{"fetchId":4,"id":5,"title":6,"description":7,"duration":8,"thumbnail":9,"type":10,"mediaSrc":11},"23","HM6bahjFOCgvz9M","Cheetahs Up Close With Bertie Gregory: High-Speed Hunt With Gazelle (UK)","Bertie arrives in the Serengeti as the spectacular wildebeest migration kicks off. He’s here to film the fastest land animal on Earth: the cheetah. As he gets close to a mother caring for her tiny cubs and a young group of males executing phenomenal hunts as a team, he learns about the unexpected challenges the species endures.","0:02:00","https://content.bt.co/channels/documentary/144842.jpg","documentary","https://content.bt.co/channels/documentary/144842.mp4",1793261965382]