Watch Hero Animals online: Episode 3 The Gorilla that Saved the Boy

Documentary looking at the story of Levan Merritt, the five-year-old boy who in 1986 fell head-first into the gorilla enclosure at Jersey Zoo, but was protected by dominant silverback Jambo. The huge ape positioned itself between Levan and the younger gorillas, and led the entire troop away and into their indoor quarters when Levan began to come round

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