In Treadmill: Hula-Hooping Back as Exercise Fad

It's not just the circus where elephants are in the spotlight these days. America's zoos are paying extra-close attention to these gigantic mammals as well. � Highly social elephants need a lot of room, for obvious reasons. And the recent death of Peaches, a 55-year-old elephant at Chicago's Lincoln Park Zoo -- just three months after another pachyderm died there -- has revived the debate about wh ...Treadmill