Registro feito durante o Curso de Campo de Ecologia Tropical da Universidade de Salford, durante passeio de canoas com os alunos pelo Rio Cuieiras. Com Mario Cohn-Haft, que atraiu o indivíduo com playback.

Record made during the Univeristy of Salford Tropical Ecology Field Course, during a canoe ride with the students on Cuieiras River. With Mario Cohn-Haft, who attracted the individual with playback.