Native tribes have used them for their supposedly powerful healing properties. — -- Deep in the Peruvian Amazon lives a giant tree frog that is in high demand for its natural toxins, which people ...

Deep in the Peruvian Amazon, in a region known as the Manú Biosphere Reserve, Shirley Jennifer Serrano Rojas crouched near a stream. She listened while her audio recorder tracked the noise of the rain ...

I'm sitting cross-legged on the wood floor of my host's stilted, hand-built house. We're in Buen Peru, a Matsés village deep in the Peruvian Amazon. Alberto, the elder sitting across from me, bears a ...