Please cite 'NatureSounds' as follows:
Araya-Salas M (2018). NatureSounds: a collection of animal sound for bioacoustic analysis in the R environment.
Corresponding BibTeX entry:
@Manual{,
title = {NatureSounds: a collection of animal sound for bioacoustic
analysis in the R environment},
author = {M. Araya-Salas},
year = {2018},
}