A topless activist of women's rights group FEMEN tries to break a segment of the Berlin wall which is on display outside the German embassy, during a protest against EU visa regime for Ukrainian citizens in Kiev, Ukraine, November 24, 2016. (Photo by Valentyn Ogirenko/Reuters)

South Korea's Black Eagles aerobatics team performs an aerial display forming a Ying and Yang logo during the Singapore Airshow at Changi exhibition center in Singapore on February 16, 2016. (Photo by Roslan Rahman/AFP Photo)

Pilot Akmal Bin Abdul Kahar watches South Korea's Black Eagles aerobatics team perform a manoeuvre during an aerial display at the Singapore Airshow at Changi Exhibition Center February 18, 2016. (Photo by Edgar Su/Reuters)

A worker displays paper pandas created by French artist Paulo Grangeon in front of the Grand Palace in Bangkok, Thailand, Friday, March 4, 2016. The exhibit is part of the World Wide Fund's project where the 1600 paper pandas symbolize the last pandas still present in nature.(Photo by Sakchai Lalit/AP Photo)

A Goat is displayed on a stage for animal breeders and collectors during a rare levant goat auction and exhibition on April, 27, 2018, in Amman, Jordan. Animal breeders participants came from Kuwait, Saudi Arabia, UAE, Qatar and Palestine to bid on rare goats at the Jrdanian breeder Yahya Abu Jaber near the Jordanian capital. (Photo by Salah Malkawi/Getty Images)

A woman takes a selfie with “RoboThespian” at Robots, a major new exhibition at Science Museum in London, England on February 7, 2017. Exhibition showcases 500-year history of robots, with over 100 robots and the largest collection of humanoid robots ever displayed. (Photo by Tolga Akmen/Anadolu Agency/Getty Images)

The dashboard of a 1980 Teal Type 35 Bugatti (estimate £28,000 - £35,000) on display inside the Royal Horticultural Halls on April 11, 2017 in London, England. Coys automobile auctioneers are putting almost 70 classic cars up for auction in their Spring Classics sale in Westminster tomorrow, April 12, 2017. (Photo by Jack Taylor/Getty Images)

A zoo employee carries three-month-old female giant panda cub, born to mother Liang Liang and father Xing Xing, on display to the public for the first time at the national zoo in Kuala Lumpur, Malaysia, November 17, 2015. (Photo by Olivia Harris/Reuters)