1) Brass instrument 
The trutruca is a wind instrument, part of the trumpet family. It is played mainly amongst the Mapuche of Chile and Argentina. It produces a sound that is loud and severe, with few tonal variations. The instrument has two main parts, the body and horn. The body is made from chusquea culeou and is between 2 and 5 meters long and 2 to 10 cm in diame...