a BBC Studios Natural History Unit production ; a co-production with BBC America, Tencent, WDR, France Televisions and CCTV9 ; a BBC Open University partnership ; executive producer, James Honeyborne ; series producer, Mark Brownlow ; producers, Miles Barton, Orla Doherty, Kathryn Jeffs, Will Ridgeon, John Ruthven, Jonathan Smith
producer, Miles Barton ; director, Theo Webb ; BBC Studios, the Natural History Unit ; a co-production with BBC America, Tencent Penguin Pictures, France Télévisions and CCTV9