When you think of poisonous animals, you don't necessarily think of birds first. Snakes, perhaps. Frogs? Maybe. Heck, even poisonous spiders probably spring to mind before birds — which, it should be ...

New Guinea is home to some of the world’s most toxic birds. Why they contain poison, and how they withstand it is still a source of scientific mystery. The variable pitohui, a poisonous bird, captured ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. Poison is a well-known defense mechanism in the animal ...