saker falcon (Falco cherrug) Falco cherrug
Date 1891
Source Sharpe, RB (1891) Scientific results of the second Yarkand Mission. Aves.
Author John Gerrard Keulemans (1842–1912)   
Source: https://commons.wikimedia.org/wiki/File:FalcoSakerKeulemans.jpg
The saker falcon (Falco cherrug) is a large species of falcon. This species breeds from eastern Europe eastwards across Asia to Manchuria. It is mainly migratory except in the southernmost parts of its range, wintering in Ethiopia, the Arabian peninsula, northern Pakistan and western China.