How To Eat Fried Worms Day #7

Not too much today.  I'm pretty sure you know all about apologies, arguments, mud fights, letters, and tricks.  Oh, but there is one thing.  Billy receives a letter that says, "10% of the boys studied report ed no ill effects except induced paralysis of the lower fulmar region."  Let's ignore the typing errors, but I wonder what the lower fulmar region of the body is, when this:

is a fulmar.  Veeeery interesting.