The usual process for Pig. ZBrush sculpt, texture and a Photoshop buff. I used a flatshade material to give him a softer, cartoon appearance.
Pig is missing part of his back right leg due to an emergency life saving amputation after Death caught him by the trotter falling from a cliff.
You can view the larger 1.71MB, 4000px x 2417px version here. It includes little orthographic views too.
ZBrush 
Photoshop
