I sliced the model with Curaengine using the "touching bed" support.
Printed on a Printrbot Simple Metal.
Freecad files are included for you to edit, if you want to adapt to other bottle neck sizes..

The brown color is Rustoleum flat brown primer.
The white of the eyes and teeth is Rustoleum flat white.
The black on the nose is Testors flat black enamel paint.
The details for the eyes and teeth are made with a fine-point black Sharpie.