Great gray owl, flies through a window during a training session in Krasnoyarsk
Mykh, a one-and-a-half-year-old great gray owl, flies through a window during a training session which is a part of Royev Ruchey Zoo's programme of taming wild animals for research, education and interaction with visitors, in a suburb of the Siberian city of Krasnoyarsk, Russia October 17, 2017. REUTERS/Ilya Naymushin TPX IMAGES OF THE DAY