For ages, wall lizards coexisted in three distinct color types, each with its own strategy for survival. Now, a powerful green variant is taking over. These dominant “Hulk” lizards are outcompeting ...

Like many residents of warm climates, the brown lizards scurrying around New Orleans have a worse temper in extreme heat. According to a new study from Tulane researchers, these invasive brown anoles ...

A study appearing in Behavioral Ecology shows that in male wall lizards, certain behaviors have a greater influence on the way they resolve territorial disputes than their size and coloration. While ...

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 ...