Humans prefer moderation: neither too hot nor too cold, neither too light nor too dark. Earth doesn't cater to our preferences. Our planet offers an abundance of extreme conditions, and people everywhere have had to learn to adapt to their surroundings.
Sheer rock walls and deep ravines crying out to be climbed, cycling trails in the forest and some of the swiftest and blackest ski runs; peaks and pines eye their reflections in shimmering lakes, bordered by moss, lichen and flower-studded slopes.
This 3D documentary presents some of the animal kingdom's strangest survival strategies. The most startling behavior patterns aren't found among the classic big animals such as lions or polar bears, but among nature's smaller creatures.
Following on from the multiple-award winning "Limits of Perception" and "Time Limits," this is the third and final part of the trilogy of films that explores the limits of our everyday perceptions and beyond.