Human Evolution • episode "6" • Crash Course Big History

57:47

Enter the world of the lizard: from the chameleons, masters of the arboreal life to geckos tapping a code to plant-hopper insects and baby pygmy blue-tongued skinks huddling in their burrows long after birth. In the deserts are found some of the most bizarre lizards: baby Bushveld lizards mimicking acid-squirting beetles; the well-armoured and bizarrely spiky; thorny devils and the lizard kings - the Australian monitors - fast, intelligent and efficient hunters.

S1E3 • Life in Cold Blood • 2008 • Nature

48:04

Every summer, the frozen waters of Hudson Bay partially thaw for a few short months. For migrating beluga whales, it's a seasonal window of feeding and breeding opportunities, but for polar bears, it's a famine-filled test of their survival. Explore the shifting fortunes of a vibrant Arctic world.

S1E6 • Arctic Secrets • 2015 • Nature

44:33

A Dog’s Life reveals how our best friends perceive the world - from the moment they take their first morning walk to the time they curl up at our feet to go to sleep. We accompany Daisy, a Jack Russell Terrier, through an average day and on the way discover that, while dogs are not miniature humans, they are amazingly well adapted to life with us. But how well do we know them? A Dog’s Life explores the widely assumed facts that may actually be based on faulty and out-dated research. Is your dog really like a wolf? Does she need you to be the “alpha” dog, so she knows where to fit into your pack? Do they really see in black and white? Is it true that dogs have an amazing sense of direction?

S53E07 • The Nature of Things • 2013 • Nature

46:59

He continues his epic 650-mile journey on foot, following the annual migration of Botswana's 130,000 elephants, and faces his toughest challenge yet. Together with his guide Kane, Lev treks along the route taken by the male elephants through the immense salt pans of the Makgadikgadi, via the frontier town of Gweta, to the edge of the Okavango Delta. Along the way, he narrowly escapes being surrounded by nervous bull elephants, before enjoying the incredible experience of being up close to the same group as they drink at a waterhole.

S1E2 • Walking with Elephants with Levison Wood • 2020 • Nature

55:35

Five hundred million years ago, our previously eyeless distant ancestral creatures suddenly developed eyes, thereby marking a dramatic leap in evolution. What enabled our ancestors to suddenly evolve with eyes has been a long-unresolved great mystery in the history of our life. Now, scientists are close to cracking the mystery of the amazing story of the birth of our eyes, using cutting-edge DNA research. Travel back to a super realistic prehistoric world recreated by CGI to witness the astonishing story behind the birth of our eyes.

S1E1 • Leaps in Evolution • 2016 • Nature

59:12

Stephen Fry and the zoologist Mark Carwardine follow attempts to move the world's rarest rhinos from a snowy zoo in the Czech Republic, to the expanses of Kenya in the hope that they will breed in the wild. With only eight of these creatures left on earth, the mission becomes a race against time to save the Northern White Rhino from extinction.

Last Chance to See • 2010 • Nature