TOKYO, JAPAN - FEBRUARY 02:  Zookeepers carry a zoo staff member dressed as a zebra onto a small truck at Ueno Zoo during a emergency drill on February 2, 2016 in Tokyo, Japan. In the drill simulating the scenario that a zebra escaped in case of disaster, the Ueno Zoo workers, local police and emergency workers practiced evacuating the guests and capturing the zookeepers dressed in zebra costume.  (Photo by Christopher Jue/Getty Images)