Atlanta, Georgia Zoo
Older brother Xi Ian enjoys the snow shortly after Lun Lun gave birth to her third cub, Po, a male, on November 3, 2010. The cub as the only giant panda born in the U.S. in 2010, representing hope for a beloved endangered species. Every birth is critical for giant pandas, which number fewer than 1,600 in the wild.
Photo by Alan K. Thompson / Zoo Atlanta