Noisy Frog Singalong Author:John Himmelman When frogs get together, they love to sing! They fill their big, bulgy throat pouch with air and sing out loud. Some peep, some trill, some growl, some creek, and some go WAAH, WAAH, WAAH! It's a chorus that happens near almost every pond and stream. Learn more about these delightful creatures?and sing along with them! Check out John Himmelman's... more » other noisy book, Noisy Bug Sing-Along!« less