Moscow Zoo celebrates birthday for giant pandas Ding Ding, Ru Yi

Giant panda Ding Ding tastes its birthday cake at the Moscow Zoo in Moscow, capital of Russia, July 31, 2019. The Moscow Zoo celebrated birthday for two giant pandas Ding Ding and Ru Yi that arrived from China in late April for a 15-year scientific program. (Xinhua/Evgeny Sinitsyn)