Mr. Šejna wrote that this hawk is old male - not their released birdasteria wrote: ↑January 6th, 2019, 9:38 amUnfortunately hawks catch not only sick but also healthy birds(the great tit was not sick at all). They are also very dangerous for doves and pigeons. It must be one of the former Makov inhabitants they cured and released too close to the place and so it returned.
(I think we see not usually if bird is sick or had another "handicap")
EDIT 06.01. asteria, your contribution in Makov Guestbook is very hard understandable - I think, better is to write in English and direct to Mr. Šejna email: firstname.lastname@example.org - https://www.makov.cz/clanky/kontakt-autor-5.html