A giant panda cub falls from the stage while 23 giant pandas born in 2016 are seen on a display at the Chengdu Research Base of Giant Panda Breeding in Chengdu, Sichuan province, China, September 29, 2016.

People walk on a sightseeing platform in Zhangjiajie, Hunan Province, China, August 1, 2016.

A banded mongoose plays with a Halloween pumpkin at a zoo in Chongqing, China, October 29, 2016.

Canada’s men’s wheelchair basketball team player Adam Lancia embraces his wife Jamey Jewells of Canada after her women’s wheelchair basketball playoff match against China at the Rio Paralympics September 16, 2016.

A sloth holds on to the post of a traffic barrier on a highway, in this handout photo provided by Ecuador’s Transit Commission, in Quevedo, Ecuador. Transit police officers, who were patrolling the new highway found the sloth after it had apparently tried to cross the street and returned the animal to its natural habitat after a veterinarian found it to be in perfect condition, according to a press release.

A demonstrator looks at a riot policeman during a protest marking the country’s 1973 military coup in Santiago, Chile September 11, 2016.

Dairy cows nuzzle a barn cat as they wait to be milked at a farm in Granby, Quebec July 26, 2016.

A remote-controlled plane in the form of a witch flies over a neighborhood as the sun sets during Halloween in Encinitas, California, October 31,2016.

Jiangsu Fangkun shelves Co., Ltd. held annual summary of the general assembly in Suqian, Jiangsu Province, China, December 14, 2016.In the new year, we will continue to improve the customer for more perfect design planning program, the highest cost-effective products and the most perfect service!