M icrophones positioned on a field. Discrete, the device is perfectly camouflaged and can remain in place for several nights unattended (Photo: C. Roemer).
M icrophones nafasi nzuri juu ya shamba . Diskret, kifaa ni kikamilifu camouflaged na inaweza kubaki katika nafasi kwa siku kadhaa unattended (Picha: C . Roemer).