Fox directed by Wes Anderson. Puppets were made out of Plasticine and fur was added. Special steel armatures were constructed (which are like skeletons and allow animators to move the puppets with precision).
Fox Wes Anderson In Roald Dahl's Fantastic Mr Fox, Anderson extends his use of puppetry seen in earlier films to create a full length animation will as much attention to detail and epic storytelling as ever.
How the Puppets from Fantastic Mr. Fox Were Made [Slide Show]