Yes it is very cute thank you! But, the mark doesn't appear until today morning, yesterday and big yesterday it wasn't there.Cute tortoise. It is just where pigment is missing. As it grows it will probably be there but be smaller. I would accept it as a unique mark and nothing to get concerned about.
TFO works in mysterious ways! And Welcome to the forum.Thank you guys for replying!! After I woke up, it disappeared. Thank you guys!