Seals and whales first attracted humans to Antarctica. But that didn't go so well for them--they were hunted nearly to extinction.
These days, penguins are a major draw. And it's no wonder--for comical antics and all-around cuteness, penguins are hard to beat. On land they're clumsy and slow. In the water, it's a different story as they fly gracefully and speedily through the water.