Guanano, or Wanano, is a Tucanoan language spoken in the
northwest part of Amazonas in Brazil and in Vaupés
in Colombia. It is spoken by separate groups of people, the
Wanano, who live mainly in Brazil, and the Piratapuyo in Colombia.
There are some differences between the languages of each group,
but they are reportedly mutually intelligible. The are around
1,560 speakers of Wanano, and 1,430 speakers of Piratapuyo.