...this person's pencil tests are perfect examples of how to simplify the human body for animation:

http://fc56.deviantart.com/fs25/f/2008/042/e/c/Animated_Intro_tests_by_blkhorse.mov

go in as close to fbf as you can (by moving the progression bar as little as possible) if you wish to see how to do certain parts of the body at certain perspectives. I will be making great use of this.