Please take the time to research your articles, a company in London England, called MPC Moving Picture Company, is the creator of the talking animals. Your article should read something like this "The talking animals -- courtesy of Moving Picture Company -- are just plain awesome. "
Usually there are numerous companies creating visual effects for a single movie.
My understanding is that Weta did 3D models of the Castle...
As an alternative, maybe phrase your statements with the caveot that your statements are to the best of your knowledge, as opposed to outright misrepresentation of the facts.