A young female Asian peregrine falcon in Siberia

Daria Zhirnova, an employee of the ornithological department of the Royev Ruchey Zoo, releases Sapa, young female Asian peregrine falcon, also known as Sapsan in Russia during a training session outside the Siberian city of Krasnoyarsk, Russia, October 21, 2015. Sapa and its brother peregrine Sky are involved in the zoo project to tame wild animals for research and their interaction with visitors, according to zoo employees.