 In the United States, the show currently airs on the Science Channel and Discovery Family, In South Africa, it airs on the History Channel and in the UK on Extreme Sports Channel and Blaze.The episodes of the first six seasons feature Terry Grant, an expert tracker called the "Mantracker", who pursues two individuals in the remote Canadian or American wilderness.The pursued, referred to as "Prey", must elude capture while attempting to reach a finish line within thirty-six hours.