The golden poison frog of Colombia packs enough toxin in its skin to kill ten grown men, yet it produces none of that poison itself. Like other poison frogs, it harvests alkaloids from the ants and ...

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?

Slimy heralds of hope are hopping around Yosemite National Park. Being a frog hasn’t been easy in the High Sierra or in many other places ever since a fungal parasite began exterminating frogs in the ...

Poison frogs appear to have built their chemical defenses gradually: related frogs store low to moderate levels of ...