As you'll know if you've been following Tet Zoo for any length of time, I've been slowly working my way through the toads of the world for the past few years - yes, all of them, more or less. As is ...

It fits on a fingertip: Noblella pygmaea is a midget frog, the smallest ever found in the Andes and among the smallest amphibians in the world. Only its croaking was to be heard from the leaves on the ...