Premieres on PBS Tuesdays, September 22-October 6, 8:00-10:00 p.m. ET.
The recording was made by slowing down echolocation calls of 8 species of Gorongosa bats (Rhinolophus landeri, R. simulator, Hipposideros caffer, Nycteris thebaica, Myotis bocagii, Miniopterus fraterculus, Neoromicia nana, Chaerephon pumilus) and three crickets (Homoeogryllus orientalis, Anaxipha sp., undet. Podoscirtinae). The bat calls were slowed down 100 times, crickets 10 times. Video courtesy of Piotr Naskrecki: http://thesmallermajority.com/