Grimm Gifs: The Foundling Bird

A forester finds a kid in a tree and adopts him, the cook is really a witch that wants to eat him and he runs away with the forester's other kid and morphs into shapes to fool her henchmen until she comes, find a strange pond with a duck, but before she can do anything, the duck pulls her in and she drowns.

I'm not really satisfied with this one....