Stay up to date with notifications from The Independent Notifications can be managed in browser preferences. All News Sport Culture Lifestyle Related: David Attenborough meets Pablo the gorilla Sir David Attenborough 's new BBC documentary, ' Making Life on Earth: Attenborough’s Greatest Adventure ', revisits a near-disastrous incident during the filming of his iconic 1979 series. While filming a young gorilla in Rwanda for 'Life on Earth' in 1978, Attenborough and his crew were stopped and interrogated by local police and army soldiers. The crew faced the threat of having all their valuable footage confiscated, with soldiers firing guns over their heads during the initial stop. Cameraman Martin Saunders cleverly swapped labels on film cans to disguise the gorilla footage, preventing its seizure by authorities. Attenborough and Saunders were held overnight and interrogated further before finally being released and allowed to return to the UK with the now-famous footage.…