Overview: Iolo witnesses extraordinary displays from hen harriers and black grouse.
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First Air Date: May 09, 2010Last Air date: May 23, 2010Season: 1 SeasonEpisode: 3 EpisodeRuntime: 58 minutesQuality: HDIMDb: 10.00 / 10 by 1 usersPopularity: 0.628Language: English