An ecological drama/documentary, filmed throughout the globe. Part thriller, part meditation on the vanishing wonders of the sub-aquatic world.

In the Antarctic, every March since the beginning of time, the quest begins to find the perfect mate and start a family.

From BBC Earth Films, the studio that brought you Earth, comes the sequel - Earth: One Amazing Day, an astonishing journey revealing the awesome power of the natural world. Over the course of one single day, we track the sun from the highest mountains to the remotest islands to exotic jungles. Breakthroughs in filmmaking technology bring you up close with a cast of unforgettable characters. Told with humour, intimacy and a jaw-dropping sense of cinematic splendour, Earth: One Amazing Day highlights how every day is filled with more wonders than you can possibly imagine- until now.

A filmmaker forges an unusual friendship with an octopus living in a South African kelp forest, learning as the animal shares the mysteries of her world.