From the dangerous tarantulas on the forest floor to the high flyers in the canopy, spiders thrive on every level of this tropical rainforest. Starting on the ground and working the way up to the top, visit with and learn about a few of the 46 thousand species of spiders.
David Attenborough investigates two shells that have proved to be winners in evolution: the tortoise's shell and the shells of birds' eggs. The ostrich egg is so strong it is possible for a person to stand on it without it breaking, but how does the chick break out of this fortress? The evolution of the tortoise shell was for a long time a mystery and this bony box offers a lot more than just protection.
Documentary series delving into a rarely seen South American wilderness, home to surprising creatures who survive in environments that range from the mighty Andes Mountains to Cape Horn. From the Andes peaks, we follow the path of the relentless wind, sweeping east through Patagonia's dry desert. We discover a weird world of maras - giant guinea pigs - and desert-dwelling penguins, and witness the first faltering steps of baby guanacos - Patagonia's very own camels. People live here too - brave souls who have taken on this arid world and carved out a home.