A look inside a bat's dark world, how bats hunt, sleep, and raise their young, and more.

A baby bat explores the cave he lives in, discovering the other creatures who live there and the important role that bats play in providing food for them.

Bats are living at Tim's house ... but where did they come from? Ms. Frizzle and her class are on the case.

Endeavoring to lose some weight, Alfred goes on an exercise program at an out-of-the-way place in the country. While he is gone, the Caped Crusaders face an evi