How are crickets so loud?

<p>How are crickets so loud? Why do they chirp at night? How are they different from grasshoppers? We’re talking crickets today with Karim Vahed, a cricket and katydid expert and entomologist (bug scientist) in England who works with BugLife, the Invertebrate Conservation Trust. In this episode, Professor Vahed takes on some of pressing general insect questions as well: Do insects have bones? What do baby bugs like to do? Do insects drink water? Why are bugs so important?</p> <p>Download our learning guides:<a href="https://npr.brightspotcdn.com/ec/3d/97ad2a0a40ca92e624e99ffdee69/why-do-crickets-chirp.pdf" rel="nofollow" target="_blank"> PDF</a> |<a href="https://docs.google.com/presentation/d/1j84okY8898CXMjD8q1CE_yYNQO3s4qFPnZIaeDS1nKE/copy" rel="nofollow" target="_blank"> Google Slide</a> |<a href="https://npr.brightspotcdn.com/30/75/91f1aca64e9a981cfbd3a4e0a124/but-why-185-crickets-transcript.pdf" rel="nofollow" target="_blank"> Transcript</a></p>