A practical-theoretical study of the relations between the methodology developed by LUME Teatro of animals' images incorporation with the concept of "impulse" as formulated for the polish director Jerzy Grotowski. Thereunto, we have a study group (7 students graduating at Performing Arts) that works practically LUME's methodology under the guide of LUME's members. Furthermore, it's realized a bibliographic investigation of Grotowski's work, trying to delimitate the concept of "impulse"