Animal Logic is an Australian animation and visual effects studio based at Fox Studios in Sydney, Australia and Warner Bros. Studios in Los Angeles, California, USA. Established in 1991, Animal Logic has produced visual effects and animation for feature films such as The Great Gatsby, Walking with Dinosaurs 3D, The Matrix, 300, the Academy Award-winning Happy Feet, Moulin Rouge! and Legend of the Guardians: The Owls of Ga'Hoole.