the-bat-moth-aerial-battle

The bat - moth aerial battle in 3D

Moths arrived first on the evolutionary stage; when much later on bats appeared with their sophisticated apparatus for echolocating prey, moths were forced to change or die.
bird-calls-ultravox-xt

How to analyze bird calls with UltraVox Xt: a summer love on a spectrogram

You may know that the recently-released UltraVox XT 3 is used to study ultrasound vocalizations, especially in rodents and bats. But the fact that it analyzes full-spectrum sound, makes it ideal for analyzing bird calls.