On remote forest tree-tops and in deep Arctic oceans, researchers spotted and identified a varied collection of new species in 2013. Among them: a "cocoa frog" from Suriname, a shark that walks, and a ...

I saw the oddest thing yesterday. There was a frog walking across the road. Not on two legs like a human, but walking instead of hopping, in a kind of lean from side to side, waddle gait. It threw me ...