
- 2015/05/05 – return of the swifts
- 2016/08/?? – – installation of the nestoxes above the window next to the kestrel balcony
- 2017/04/29 – return of the swifts
- 2018/05/04 – return of the swifts
- 2019/05/05 – return of the swifts
- 2020/05/07 – return of the swifts
- 2020/05/18 – Mr. Kestrel brings a swift to his chicks (first recorded case)
- 2020/07/12 – rescue a swift that failed his first flight
- 2021/05/09 – return of the swifts
- 2022/05/11 – return of the swifts
- 2023/05/07 – return of the swifts
- 2024/04/15 – a group of starlings decided to nest in the swift nestboxes
- 2024/05/29 – at least 2 pairs of swifts nesting next to starlings in the swift nestboxes
- 2025/05/02 – return of the swifts
- 2026/05/01 – return of the swifts
- 2026/05/13 – swift on the windowsill under the swift nestboxes; at least 2 swift nestboxes inhabited; one of the swifts has problems getting out of the nestbox through a narrow hole (20:08-20:25), he succeeds the first time, but the second time he is caught by Mr. Kestrel (20:31)
- 2026/05/14 – swift from the same nestbox caught by a jackdaw (6:49)
