Animals are incredibly adaptable creatures that have developed a variety of survival mechanisms throughout their evolution. Many amphibians, like frogs, axolotls, and caecilians, can breathe through ...

Unlike humans, frogs and other amphibians don't need to rely on their lungs to breathe; their unique skin helps them exchange oxygen and drink. But how do frogs breathe and drink through their skin?

Five years ago Dr. Clarence W. Dail, at Los Angeles’ Rancho Los Amfgos Hospital, noticed that one of his polio patients, a young man whose breathing muscles were almost completely paralyzed, had ...