The Natural World Collection is the jewel in the crown of the BBC Natural History Unit. Featuring stunning photography and gripping narratives across a diverse array of wildlife stories. Natural World Collection 3 features eight breathtaking episodes including four narrated by David Attenborough: Animal House Elsa The Lioness that Changed the World Bringing Up Baby The Himalayas Elephant Nomads of The Nambib Desert Iron Curtain Ribbon of Life Clever Monkeys Polar Bears and Grizzlies Bears on Top of the World.