EN
The objective of this study, undertaken in the Mato Grosso State, Southern Brazilian Amazon Rainforest, was to gain an understanding of what the Apiaká indigenous know of the mammals of natural occurrence in their territory. Open and semi-structured interviews were utilized. Twelve indigenous of both genres and different ages were interviewed. The interviewees mentioned 36 different mammalian species and they showed wide ecological knowledge regarding these animals. Moreover, oral transmission of knowledge occurs across the generations.