“This is an overview of creating high polygon realistic 3D characters ( with a particular leaning toward the creation of the above model ). My inspiration for writing it, was that as a long time videogame artist used to working with real-time constraints, I wanted to learn high resolution modeling techniques, and I couldn’t really find all the info needed on the subject in one handy place.”
http://www.cgarena.com/freestuff/tutorials/moff/index.html