canyon_wren             Acoustic recording of a _Catherpes mexicanus_
                        (canyon wren) song.
paged_spectro           Make a paged dynamic spectrogram similar to
                        spectral display in Adobe Audition
prep_static_ggspectro   Generate ggplot2-based spectrogram(s), which
                        can be passed to paged_spectro
scrolling_spectro       Create scrolling dynamic spectrograms
