“ The frozen wastes stretch for miles around. Something waddles through the snow. It's a penguin: An emperor penguin. It waddles slowly, meandering toward the sea. The ranger freezes. 'Stay very still,' he warns. 'Don't move at all.' 'What is it?' I ask, breathlessly. 'It's the most dangerous creature in the whole Yahoo Tundra, and that penguin's about to kick its butt...' (Sorry, Epi! I couldn't resist!)”