I photographed five species of penguin in the Falkland Islands, with the Magellanics being the only burrowers. Their burrows were evenly spaced out across hillsides, with quick access to the coastline, and you could see penguin heads, or entire bodies, here and there poking out of the landscape.
Nikon D800 with Nikkor 70-200mm lens (at 82mm) ISO 1600, f/2.8 at 1/640th of a second