David Attenborough is in the Swiss Jura Mountains to discover the secrets of a giant. Beneath his feet lies a vast network of tunnels and chambers, home to a huge empire of ants. It is believed to be one of the largest animal societies in the world, where over a billion ants from rival colonies live in peace. Their harmonious existence breaks many of the rules for both ants and evolution, and raises some important questions. Through winter, spring and into summer, David turns detective to find the answers.
Supermarkets are stocked with fruit year round in a global permanent summertime, but despite its accessibility, have we lost the diversity that makes it so special? The second episode of The Fruit Hunters will look at what happens when we abandon the Garden of Eden for an industrialized monoculture. In lush jungles of Borneo, Bala Tingang, an elder of one of the last hunter-gatherer tribes, lives of the wild fruits that are the key to his tribe's survival. And yet, all around the world, natural diversity is being replaced with monocultures, plantations of only one variety, bred for long shelf life and transportability rather than their taste or health properties. Not only is this lost of diversity impoverishing our taste buds, but it has catastrophic implications for our food security. In the vast uniform banana fields of Honduras, Juan Aguilar, a banana scientist, frantically tries to breed a banana resistant to a deadly fungus.
Three hundred and seventy miles off the coast of Mexico in the eastern Pacific, the waters surrounding Socorro Island are home to some of the world's largest marine life. Take a deep dive through surging currents and majestic coral reefs with whale sharks, giant manta rays, and more.
Issues of genetics and DNA are constantly cropping up in the news from food production and health, to legal cases and ethics. We hear about DNA in movies like Jurassic Park and X-men, we learn bits and pieces about it from TV shows like Dexter and and CSI, but what exactly is DNA, and how does it work?