Birds are quite challenging to photograph. They are challenging to photograph well. They require a lot of wildlife observation skills in addition to some real technical photographic skill.
Since I lack both fairly substantially, you will no doubt look on these with mercy. Rejoice with me at the very good fortune I had on a few occasions to actually capture these flighted creatures in motion!
Actually not a “choucas” in French, but a “chocard des montagnes”, a related species… In English, is is called *mountain chough” …