The delegates arrive at the Great Hall of the People before a plenary session of the National People's Congress on March 11, 2011 in Beijing, China. The NPC will take place until March 14. (Photo by Feng Li/Getty Images)

Nekama, a baby North Chinese leopard, emerges from a basket at her official presentation to the media at Tierpark zoo on March 15, 2011 in Berlin, Germany. Nekama was born on January 7, 2011 and currently weighs 4.5 kg.

Model Irina Shayk and Arthur Sales present the new collection “Xti 2011-12” on March 14, 2011 in Madrid, Spain. (Photo by Carlos Alvarez/Getty Images)

Two cats watch a mouse walking on the pavement in Kuwait City on March 8,2017. (Photo by Yasser Al-Zayyat/AFP Photo)

A girl gets a helping hand across the road in Swansea, Wales, England on December 31, 2017. (Photo by Athena Picture Agency)

A businesswoman Maha Shalaby paints ostrich eggs in Cairo, Egypt November 27, 2016. (Photo by Mohamed Abd El Ghany/Reuters)

Ginger Stanley performs a grand jete during her solo underwater ballet at Silver Springs, Florida. (Photo by Bruce Mozert/Three Lions/Getty Images). Circa 1956

Three prostitutes lean out of a window in Santiago, Chile, in an attempt to entice customers inside, circa 1950. (Photo by Three Lions/Getty Images)