With the bats

Thanks to an invention mishap Andrew, Judy, and Thudd have been shrunk down to the size of bugs. That's a serious problem when they get lost in a deep, dark, and bat-filled cave. Bats love to eat bugs! Will Andrew, Judy, and Thudd find a light at the end of the cave? Or is that really a glowing insect just waiting to eat them?From the Trade Paperback edition.