Zoos Bring Out The Beast In Us

I think if I was President-For-A-Day I would ban all advertisements -- except for ones for zoos.  Why do zoos inspire such creativity?  Did you ever play with the Build Your Wild Self from the Bronx Zoo?  That was fun, but the San Francisco Zoo's bus stop campaign rivals it.  Snap a photo when you wait for your ride, then get home and send it on to them.  Check them all out here.