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Since ancient times, there have been legends of dolphins rescuing humans at sea. Two recent cases where swimmers were rescued from sharks by dolphins seem to show that the legends are true. Dramatisations from the Red Sea and New Zealand's North Island help scientists analyse what makes dolphins take pity on humans.
First Air Date : Oct 30, 1983
Last Air date : Mar 20, 2020
Episode : 543 Episode
Season : 39 Season
Runtime: 60:14 minutes
Studio: BBC Two
Country: United Kingdom, France
