AMAZING Headcrab Zombie Sculpture
This guy SnakeCorps01 made a sculpture out of Sculpey clay based off the Headcrab Zombie in Half-Life 2. Check it out!
http://www.youtube.com/watch?v=uAY_oU_LOXI
The pics of the final sculpture are located in the "More Info" section. It's really good.
http://www.youtube.com/user/andyserkis