Explore the wonder and science of one of nature’s greatest innovations – the power of flight. Cutting-edge camera technology and computer-generated graphics help explain airborne animals’ remarkable powers and how they work.

Crowded Skies
The sky is a crowded world where mammals, birds and insects hunt, escape, mate, defend territory, sleep and even die on the wing. Survival up there depends not just on beating gravity and mastering flight, but also out-flying the competition.