Question

Emperor penguins huddle together during the Antarctic winter months. Once a penguin reaches the interior of the huddle he

Answer 1

Emperor Penguins huddle together during the winter without eating - they have eaten before the winter and they live of their saved fat during this time - so the answer won't have to do with food. The correct answer is B) - they move back to the exterior (or are pushed by other penguins) - only like this can all the penguins survive the winter, by cooperation, rather than being selfish.