How would you make a lizard smoothly transform into a fish in the blender cycles engine? I have seen animators do similar transformations like this and I have always wondered how. Whenever I try to look up how it is done there are no tutorials on it.
Austin H. the correct answer to this would be using shape keys. Jonathan Williamson from CGCookie has made an excellent tutorial on that some years ago. Here is a direct link to it on vimeo.