Amur Tiger Cubs Debut At Chicago's Brookfield Zoo
BROOKFIELD, IL – SEPTEMBER 13: An Amur tiger cub gets one of its first peeks at the outdoors at the Brookfield Zoo September 13, 2007 in Brookfield, Illinois. The cub is one of two born at the zoo May 25 that ventured outside for the first time today. The cubs weighed about two pounds at birth but are now up to around 75 pounds. (Photo by Scott Olson/Getty Images)