One of the many, many things I enjoy about this forum is it's ability to show how two different artists can see the same rig, and each give it their own interpretation. Here's a good example, using Chris's excellent Mack "C" and my own drawing of the same basic model of rig. As you can see, they are both easily recognizable as what they are intended to be . . . yet they are almost entirely different in every detail. Here's Chris's:
And here's my own (drawn some time ago):
And here's my own (drawn some time ago):