"A sweet, fun, and informative picture book about bat echolocation for kids 3-7. Written by a scientist who works with bats in his everyday life! It?s time for Fiona the fruit bat to take her very first flight, but she?s scared. How will she fly when she can?t see in the dark? Mama just says, "listen." But how will listening help her to see? Then she hears a mysterious sound from deep in her cave. To find out what?s making that noise?and to finally...