In this Friday, September 15, 2017 photo, ballet dancers from Uruguay’s National ballet of the Sodre put on lipstick before a dress rehearsal for Romeo and Juliet in Montevideo, Uruguay. Dancers practice Monday through Friday for eight hours at a time. (Photo by Matilde Campodonico/AP Photo)

Japan's On-Art Corp's eight metre tall dinosaur-shaped mechanical suit robot “TRX03” performs during its unveiling in Tokyo, Japan November 10, 2016. Stomping and roaring dinosaurs took to the stage in Tokyo on Thursday as part of a presentation for a proposed entertainment park where visitors will be able to see the realistic replicas first-hand. Japanese firm ON-ART Corp. unveiled man-operated robotic models of raptors, an allosaurus and a tyrannosaurus rex, in a performance at a hotel hall. (Photo by Toru Hanai/Reuters)

A model presents creations by designer Filipe Faisca as part of his Spring/Summer 2017 collection show during Lisbon Fashion Week, Portugal, October 9, 2016. (Photo by Rafael Marchante/Reuters)

A robot Ecce by the Robot studio is pictured at the world's largest industrial technology fair, the Hannover Messe, in Hanover April 13, 2015. (Photo by Wolfgang Rattay/Reuters)

A Penarth dance hall has banned chewing gum on the premises because dancers have complained that their feet keep sticking to the floor. (Photo by Richards/Fox Photos/Getty Images). 16th July 1936

Burger King employee Rumi Sekine shows the Kuro Diamond burger, right, and the Kuro Pearl burger at its Shibuya restaurant in Tokyo Tuesday, September 16, 2014. The international hamburger chain in Japan will launch the two new “kuro burger”, or “black burger” menus that sport buns, cheese and sauce all in black color, starting on Friday, Sept. 19, for a limited period. The buns and cheese are darkened with bamboo charcoal while the beef patties made with black-pepper are topped with the garlic sauce using squid ink. (Photo by Koji Sasahara/AP Photo)

U.S. Marines kick in a door while securing a building next to the main hospital in central Baghdad April 15, 2003, which will be used as a temporary Iraqi police headquarters. (Photo by Jerry Lampen/Reuters)

A demonstrator wearing a mock school uniform costume is pictured next to a traffic police officer during a rally held to support women's rights to an abortion in Santiago, Chile, July 25, 2015. (Photo by Ivan Alvarado/Reuters)