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A clip from Channel 4's Inside Nature's Giants in which Richard Dawkins shows the recurrent laryngeal nerve of the giraffe during a dissection. The nerve takes a long detour down the neck and back up.

A clip from Attenborough's Life of Mammals following a San tribesman in the Kalahari on an eight-hour persistence hunt, running down a kudu through harsh heat. It shows tracking, endurance running and the hunter's reaction after the kill.