Archive for October 2nd, 2012
Being a jungle out there, flying insects are at nocturnal risk from a colossal number of ‘echo-locating’ bats. For survival-sakes, many species have adapted auditory sensitivities that extend into ultrasonic frequencies. For some insects, these auditory receptors have developed into sound-producing assets. More than merely listening devices, they can also respond with ultrasonic clicks to either confuse or deter bats. Some have even further evolved for communication during courtship.