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Watch Natural World Season 37 Episode 5 Online

  • 7/10
  • COUNTRIES: United Kingdom,France
  • Subtitles: English

Otters are playful, adaptable and champion swimmers - they've captivated cameraman Charlie Hamilton James for the last 25 years. He's filmed them more than anyone else and now, through the eyes of three orphaned river otters, a set of ground-breaking experiments and some incredible wild encounters, Charlie wants to reveal their survival secrets and exactly why he believes they're so special.