bumsexatthebingo "Well being too pretty clearly isn't the actual reason is it? Prettiness doesn't affect what you are like to play with."
Neither does wearing glasses, or being thin, or tall, or black.
Do you not see bullies bully, that is what they do. They may have some arbitrary reason for singling out a child but it is not a logical reason based on some quality that the child could be 'judged on'.
Your failure to accept that the OP is telling the truth and that her child is telling the truth seems to be based on our own inability to grasp that bullies bully, for a wide range of reasons, and not just because of some conventional reason that one can find in a list of 'reasons children might be bullied'.
To understand bullying you need to look at the bully, not the target!
bumsexatthebingo you really do not need to do this but I would be very pleased if you could read this article and tell me what you think 
10 Reasons Why Kids Are Bullied
(I will not be bothered if you don't read it so no pressure!) 