Garden Toad Croaker

This is a 'croaking' version of the garden toad scan of pmoews http://www.thingiverse.com/thing:23902. I used Blender to smooth the original STL which was a little noisy and then used OpenSCAD to hollow it out, make a flat bottom (which got messed up by the smoothing) and add the triangle nubs for making the croaking noise. If you have not seen one of these, you take a dowel or stick or something and slide it across the nubs and it simulates a toad croaking. Seems to work pretty well (perhap