Ƙirƙirar wani nau'i mai mahimmanci na wannan jumla Sakamakon sautin ultrasound yana taimaka wa masu cin zarafi na dare su koyi don kauce wa moths Dunning DC, Roeder KD (shekara ta 1965) Sautin moths da halayen kwari na kwari.
Tabbas, mafi mahimmancin jumlar ita ce "Alamar duban dan tayi na taimakawa masu farautar dare su koyi guje wa kwari (Dunning da Roeder 1965, Hristov da Conner, 2005), kuma suna iya tsoma baki tare da ikon bat don gano ainihin kwari masu tashi (Ratcliffe da Fullard, 2005). "