Plum%C3%ADferos

Plumferos English Free Birds is a 2010 Argentine computeranimated adventure comedy film, produced by CS Entertainment, Manos Digitales Animation Studio, and 100 Bares Producciones, and was released on February 18, 2010 in Argentina. The film was directed by Daniel DeFelippo and Gustavo Giannini.

Its an everyday universe that existsfeet over our heads. They are city birds that you can find in every tree or every corner.The films animation was done by Manos Digitales Animation Studio, using Blender and other open source software for all 3D models, animation, lighting and render process, under GNULinux operating system. ........

Source: Wikipedia