hives

I have two guinea pigs, CC and Poppy, I've discovered recently that I am allergic to one of them but not both. At first it seemed I was allergic to both of them; I got the sniffles and had itchy watery eyes. Eventually those symptoms went away and now I just get hives when I pick one of them up...

I have had many guineas in the past and no problems. My new pig has taken a liking to nibbling on my arms and it has caused me to break out in hives. I thought it was the hay so I've tried orchid grass and oat hay but the hives on my neck refused to shrink. I started to believe it was acne until...