Pixar Animation Studios is an American computer animation studio founded in 1986 and known for its computer-generated animated feature films. The document provides background on Pixar, discussing its founding, acquisition by Disney, and key films produced including Toy Story (1995), Finding Nemo (2003), The Incredibles (2004), Ratatouille (2007), and more. It summarizes the plot of Toy Story, Pixar's first film, about toys that come to life when humans aren't around.