Subscribe and 🔔 to the BBC 👉 https://bit.ly/BBCYouTubeSub Watch the BBC first on iPlayer 👉 https://bbc.in/iPlayer-Home A Lions roar is powerful it can be heard up to seven miles away. Find out how a Lion's Amazing anatomy can produce such a strong sound. Big Animal Surgery takes you into the dramatic - and often dangerous - world of big animal surgery. Filmed around the world, from the mountains of Uganda to the rainforest of Sierra Leone, Liz takes us to the heart of the action, as the planet’s most iconic animals undergo life-or-death operations. Big Animal Surgery | Episode 1 Lions | BBC #bbc #BigAnimalSurgery