Perhaps nowhere on Earth like Antarctica tests the old wisdom of there being no bad weather, only bad clothes. For cinematographer Bertie Gregory and the National Geographic team that embedded around the Ekström Ice Shelf in order to shoot the documentary series “Secrets of the Penguins,” cold weather gear was as important as the cameras and lenses they deployed to capture some never-before-seen footage of Emperor Penguins doing way more than marching.
Gregory told IndieWire that…