The platypus isn’t just strange, it’s one of the most scientifically baffling animals on Earth. With the bill of a duck, the tail of a beaver, the feet of an otter, and the ability to lay eggs, this ...

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 ...