Body shape, colour and behaviour often evolve together as species adapt to their environment. Researchers from Lund University in Sweden have studied this phenomenon in a specific type of large, ...

The lizard Podarcis muralis nigriventris might not grow to a freakish size and smash everything in sight, but evolution has turned this lizard into the Incredible Hulk of sorts—green skin included. P.

A myriad of colours that survived millions of years of evolution have disappeared in a short period of time. The culprit? A bright green, aggressive, and sexually dominant wall lizard that has wiped ...