Seeing illegal gold mines despoil remote Ecuadorian forests helped me to understand what happened to Pittsburgh — and to appreciate what we still have. The post Six weeks in the Amazon’s headwaters ...

The investigative minds at How to Survive examine poison dart frog toxicity, exposure risks, and protective actions to avoid poisoning.

Some poison dart frogs carry toxins so powerful that tiny amounts can be lethal to humans. The poison is stored in the skin as a defensive weapon, making the frog dangerous even without biting or ...

Green and black poison dart frogs are brightly colored, highly toxic amphibians that rely on intact rainforest habitats and ...