It protects against a hostile environment, defends against predators, communicates, and can provide extra-sensory abilities. Discover the extraordinary secrets of skin. With the help of experts, hands-on experiments and stunning case studies from the natural world, this fascinating series reveals how skin adapts, moves and protects. Learn about frogs that excrete lethal poisons through their skin, animals whose skin has evolved ‘air conditioning’ to keep them cool, and hippos who have their own type of sunscreen. It’s all revealed in this series exploring one of nature’s greatest wonders.