Birthday Cake for Panda

Aug. 27, 2013 - Tian-Tian, one of the sperm donors and the possible father of the National Zoo's new panda cub, celebrated his 16th birthday on August 27th, 2013. In honor of the event, zoo staff presented him with a special "cake" car made of carrots, sweet potatoes, apples, pears and, of course, bamboo.