From Napromieniowani.pl
A tawny owl photographed in the window of an abandoned building in the Chernobyl Exclusion Zone. This is the most numerous owl species in Europe. The difference is that in Chernobyl, as in a reserve, no one disturbs them.
Photo: Olena Gryszczenko
Source: Chernobyl Radiation and Ecological Biosphere Reserve
IIRC it’s not that dangerous, especially if you’re at least a bit careful