Apart for the colors that are obviously artificial, does this mean that the squirrel emblem has been copied and pasted on the photo of another plane, so that number 52 is not real?
Real.
Only thing known in that entire thread is what the text says above the squirrel.
Here is the guy who posted the image his Facebook photos.
https://www.facebook.com/groups/438468000301770/user/100000094925009/Fake.
Pilot cockpit area looks to be the same.
From the same guy who did the colour image here is some others from his Facebook photos.
https://www.facebook.com/profile.php?id=100044524573754&sk=photos