Discover the intriguing world of the Rio Negro Bearded Saki (*Chiropotes albinasus*), a medium-sized primate native to the dense tropical forests of the Amazon Basin. With its distinctive facial features, social behavior, and vital role in seed dispersal, this vulnerable species faces threats from habitat loss, making conservation efforts essential for its survival. Explore their unique characteristics, diet, and mating rituals that underline their importance in maintaining ecosystem health.