Not sure if this is making the rounds or not, but it’s pretty damn cool:
Absolutely brilliant. That’s the funniest thing I’ve seen in months.
I must have some of these.
Huh. So Shmoo has bones. Who knew?
Definitely submit that to Weird Earls.
Excellent! I’ve been looking for a new wallpaper for my desktop…
In animation school, we had to draw the skeletons of the characters we were animating so that the bodies would move and work properly (keep their limb lengths and internal volumes consistent for example).
It’s neat to see someone run with the idea. 
Wasn’t there a similar piece in MAD in the '60s or so? I think this one is better-rendered, though.