As soon as the news is known, the investigations begin to discover what happened to Ñandái. Astory "police bird"which has by by characters 22 birds of different species found in Paraguay. 64 marvelous pages illustradas with photographs and drawings and data on the local avifauna. Suitable for people from 8 to 99 years old.
 
Since the first edition, it has been included in the reading plan of schools such as: Inter, Teresiano, Aula Viva, Del Sol y Lumen, entre_cc781905-5cde-3194-bb3b -136bad5cf58d_ others.