Hans my Hedgehog has always been one of my favorite fairy tales and a few days ago I got it into my head to knit some hedgehogs. I mentioned this to my friend Kristen who suggested I have a look at this knitting pattern over at Purlbee. The pattern is accompanied by a lovely essay which reminds me of the fact that there are no hedgehogs native to the United States, and, like the author of the essay, neither have I ever met a hedgehog in person (aside from Mrs. Tiggywinkle). I wanted a…