Frogs change their tune

  • Donnavan J.D. Kruger
  • Louis du Preez


Frogs change their call pitch to adapt to the traffic noise in urbanenvironments. Male frogs calls to attract females or to defend territories from rival males.Females of some species prefer lower-pitched calls which indicate larger, more experiencedmales. Acoustic interference occurs when the background noise reduces the active distance.

Author Biographies

Donnavan J.D. Kruger
School of Environmental Sciences and Development
Louis du Preez
School of Environmental Sciences and Development
How to Cite
Kruger, D., & du Preez, L. (2012). Frogs change their tune. Suid-Afrikaans Tydskrif Vir Natuurwetenskap En Tegnologie / <i>South African Journal of Science and Technology</I&gt;, 31(1), 1 bladsy.