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?

Image of the skin of a frog embryo, with cilia (in magenta and cyan) and the outline of cells (in grey) highlighted. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news ...

Poison? What poison? Some bacteria may treat the powerful toxins bathing poison dart frog skin like a buffet. The alkaloid chemicals that poison dart frogs wield on their skin increase the variety of ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...