I write about the world of biology. The extremely rare Indian purple frog doesn’t really look like a frog. It’s also a living fossil ... [+] that’s been around since before some of the Earth ...

I n 2003, scientists described a new family of frogs – the first time such a discovery had been made among the anurans in around 70 years. Their prize was a weird one, a purple frog described as ...

The purple frog is something of a mystery. It was only formally described in 2003, and not much is known about its behaviour – primarily because it lives almost entirely underground. What little ...

The development of hair was of central importance for the evolution of mammals and, thus, also of humans. However, the ...