Now You Know

Fish

Captain Howie and first mate Baboo explore the sea in a yellow submarine and tickle a large cuddly fish. Back in the real world, in the bathtub, they wonder, ,How does a fish breathe underwater?, They visit marine expert Nicole at Ripley's Aquarium of Canada, look at thousands of different kinds of fish, and learn about how fish breathe through gills and people breathe with their lungs.