La hermana serpiente. Personas, víboras y parentesco entre los pueblos mixes de Oaxaca.

This text contributes to the knowledge gathered regarding the relationship that exists between 'environment' and 'cosmopraxis' among the Mixe peoples of the Sierra Norte de Oaxaca, thus showing, through the ethnographic examination of the presence of snakes in their daily life, rituals and mythical narrations of the ayuujk, the fundamental role that snakes play in the definition and articulation of the relationship between the environment and sociability. [ABSTRACT FROM AUTHOR]