RUMORS: Birdo in Olympic Winter Games?

As one of the Super Mario Wiki users, I found one user on the wiki uploaded a Birdo picture that may or may not be from the upcoming Mario & Sonic game, but the sysops and some users on the wiki believe it to be fake and took the picture off of the Olympic Winter Games article. It's hard to tell if this picture is really made by Nintendo and Sega or someone just created it to fool people. Let's wait until Sega confirm if the picture is real or not. Here's the picture: