Well, after a lot of prototypes, this is what I've ended up with. The goat hair is really soft in places and makes such a natural short-hair look. Thanks again VV for the tip!
Even though I made three test runs to make sure my pattern was a perfect fit, the final version STILL has a bit of wiggle room. Plus I'm not sure how I want to keep the sideburns down.
With the flash you can see more of the details (and flaws) and the hide underneath along the sides. The flash always makes his eyes look like they glow.