Disneynature in association with Galatée Films Pathé, in association with Participant Media, a Galatée Films production, a Pathé-Notro films, France 2 cinéma-France 3 cinéma coproduction, in association with Canal+ and TPS Star, a film by Jacques Perrin and Jacques Cluzaud ; original screenplay, Jacques Perrin ... [and others] ; producers, Jacques Perrin, Nicolas Mauvernay