Great job! It actually makes total sense Susan would be better at hunting than Peter and Edmund, swords aren't really made for catching prey. Also, given Eustace's love of Natural Sciences, I wouldn't be surprised he'd be good at finding edible greens.
I've now got one burning question: did C.S. Lewis portray Jill Pole as Jamaican? This is the second characterization of her I've seen as Jamaican, and am beginning to wonder if I just never noticed. (If I didn't shame on me!) I'd better get out my copy of the Silver Chair and check this...