Chirp Chirp Chirp That's the sound crickets make. You've probably heard them chirp on a summer evening. But did you know that they make their chirping sounds by rubbing their wings together, and that only male crickets can chirp?Inside this book you'll learn about crickets, and even how to tell the temperature by counting a cricket's chirps.Melvin Berger and Megan Lloyd have created a wonderful introduction to a fascinating insect: the cricket.Chirrrp, chirrrp, chirrrpthats the sound of crickets on a summer evening. A male cricket makes this sound by rubbing his legs against a bumpy vein on his wing. Find out more about crickets, including how they hear with their knees, in this stunningly illustrated introduction to the cricket.