A little more complicated, but very cool--a tutorial to sculpt a working beak/jaw/mouth. I used this tutorial for my moveable alligator's jaw, and it worked pretty well. :) Can't wait til my li'l gator's finished!
Misty Moon Creations: "Glass" Eyes for your dolls- Tutorial :"you can also roll little balls of clay, place them in your freezer for a few minutes, then cut them in half. If they are cold before you cut them they wont get smooshed so easy"