From the shape of its beak the hornbill trumpet is
Author 'Ninik' (Id 244314 ) : The hornbill trumpet (Bycanistes bucinator) is found in the tropical forests of southern Africa. His diet consists of 89% for fruit and 11% of animal matter. Despite the size of their beaks, we can say that these are 'thin beaks' as they are used to fruit on the trees and show contempt for those fallen to the earth.