 In addition, 203 species of birds have been registered, especially the Passeriformes with 63 species.The Sira is one of the greatest areas of bird endemism of the planet (Peruvian East Andean Foothills).Among the most representative endemic species of birds is the Paujil del Sira or Piurí ("Pauxi unicornis koepckeae"), a subspecies of horned curassow that lives only in the El Sira mountain range.