A wetsuit for a penguin might sound as useful as a fur coat for a bear, but it was just the thing for an elderly penguin at San Francisco's Academy of Sciences who was losing his feathers, reports AP. A suit designed by dive experts made it possible for Pierre, 25, to stop shivering and return to the chilly water. His penguin pals accepted his new look, and his feathers are sprouting again. (More penguin stories.)