Good grief, you guys are being picky beyond belief.
Butters can range from almost lemon colored to butterscotch. The point of the comparison photos is to show the extreme yellow coloration in the Yellow Amel. I think to automatically assume that an Amel that has high yellow coloration is a Creamcicle is extremely closed minded. I have never owned a Creamcicle and have produce many Amels with similar coloration to the Yellow Amels.
I think considering the difference in languages he is doing extremely well to answer all of your questions. I tried to use a translator to translate some of the info on his site, and they just do not work very well.