Nocturnal Symphony: A Bat Detector's Journal

Nocturnal Symphony: A Bat Detector's Journal — page 9
summer break I salute you He bowed showing us the bald top of his head Then he got right down to business Just to review this project is about acoustic monitoring Your job is to help discover what kind of bats are in our region based on their sounds You’ll all be listening to the bat calls using an ultrasound detector Ideally you’ll also record them Then you’ll put the sound file into a database logging in as much information as you have about the sound Where and when you heard the sample are the most important things to report Laura’s hand shot up and she didn’t wait until she was called on to start talking And what kind of bat it is Mr Fong cocked his head and twisted his mouth Well maybe If you’re really sure Let me show you what the problem with that might be He opened his laptop so we couldn’t see the screen Listen to example one He tapped a key Squeaking and scraping sounds poured out of his little computer for a few seconds Now here’s example two More squeaking and scraping a little louder and deeper than the first time Can you identify those different Wisconsin bats 12 SCIENCE SQUAD