The footage is breathtaking, the science fascinating, but there's a painful message at the heart of Seven Worlds, One Planet as Sir David Attenborough says goodbye to the series
But it leaves the screens uttering a stark warning – most of Africa’s wildlife is in severe decline and a million species could be wiped out, many within the next few decades.
Of course it’s all down to human activity like poaching and deforestation.
Twenty million African elephants have been reduced to just 350,000, chimpanzees are critically endangered and only two female northern white rhino remain.
There is hope, though. Sir David Attenborough reveals how cheetahs in Africa are now hunting in bigger packs for greater rewards, while mountain gorilla numbers have risen to above a thousand for the first time since records began thanks to an intensive conservation project.