[2016-07-20 Update]
These pictures were recorded with my PiNoir Camera in a nesting box. You can read the full article here.
After three weeks of feeding intensively, all four chicks have survived and they are already as big as their parents. (And in fact they have left their nest on the next day.)
[2016-07-07 Update]
Out of six eggs, four chicks were hatching. Both parents are pretty busy with feeding.
