For the arms I mostly used boxes and moved the verts accordingly. The middle sections between the arms were just cylinders that I beveled at certain points in the middle. Similarly, the head sections were cylinders and the head was a box. Rotated the head a bit and that's mostly it.
If you want a better look at the clay render, look here:
http://farm4.static.flickr.com/3259/...f3e441bb_o.jpg