Very nice modeling, the only critique I have is that the mandibles (chin?) are a bit rounder. As far as the UVs go, for something this low poly you're going to want to do a lot of stacking. Both gloves, both arms and both legs look similar. The patterns on the torso and face look symmetrical as well. I can't tell from the…
I agree with the mirroring the uvs as well as making the uvws more straight. In your model see how the image twists arround the legs because you have them laid out in an inverse V pattern on your sheet. Realigning them so they are more up and down like in the example matt posted should help when you paint the texture as…