Image provided by Buin Park Zoo shows a ring-tailed lemur eating its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows a lion opening its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows an orangutan opening its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows a Bengal tiger carrying its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows a ring-tailed lemur searching for Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows a ring-tailed lemur holding its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows rhinoceros watching their Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows a Bengal tiger opening its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows a lion opening its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)

Image provided by Buin Park Zoo shows a rhinoceros watching its Christmas gift, in the Buin Park Zoo, located in the commune of Buin, Chile, on Dec. 22, 2015. (Xinhua/Buin Zoo)