From PBS - Sir David Attenborough takes us on a journey through the weird and wonderful world of frogs, shedding new light on these charismatic, colorful and frequently bizarre little animals through first-hand stories, the latest science, and cutting-edge technology. Frogs from around the world are used to demonstrate the wide variety of frog anatomy, appearance and behavior. Their amazing adaptations and survival techniques have made them the most successful of all amphibians.