People seldom mention Milan, Italy, and Cincinnati, Ohio, in the same sentence. One reason they might do so is that both are home to a reptile known as the common wall lizard. The wall lizard is now a ...

A dominant “Hulk” lizard morph is wiping out other color variants, demonstrating how fast evolutionary balance can collapse.

When you picture a lizard clinging to a wall, “friendly neighbour” is hardly the first thought that comes to mind. Wall lizards (Podarcis muralis) are known to be solitary and fiercely territorial, ...