Investigates the greatest vanishing act in the history of our planet - the sudden disappearance of the dinosaurs 66 million years ago. Experts suspect that the dinosaurs were wiped out after a city-sized asteroid smashed into the Gulf of Mexico causing a huge crater. But until now, they haven't had any proof. In a world first, evolutionary biologist Ben Garrod joins a multi-million pound drilling expedition into the exact spot the asteroid hit to get hard evidence of the link. The team overcomes huge obstacles as it attempts to drill 1,500 metres beneath sea level to pull up rock from the Chicxulub crater.
2017 • Nature
With the arrival of spring, days grow longer and temperatures rise. But spring in Alaska is short. Animals have two months to feed, and start a family, while avoiding predators. Spring is also the time that millions of birds return to Alaska.
Wildlife that lives on grassland, Grasslands are the great stages of the natural world where large animals play out spectacular lives in a clear view of people. From the iconic African grasslands, the series showcases lions, leopards, elephants, rhinoceros, cheetahs, and impalas. Australian kangaroos, wallaby and the wonderfully odd potoroo join American bison and wolves in a grand tour of iconic animals.