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 ...

Understanding biodiversity within species is key to our understanding of why nature works the way it does, say researchers ...

The Nile monitor is an invasive, aggressive lizard species established in parts of Florida. These large lizards can grow over 6 feet long and are skilled swimmers and climbers. While not venomous, ...

Scale up your name game!

A brown anole crawls along a metal pipe leading under a home in New Orleans. Researchers found that brown anoles get more aggressive as the temperature rises. (Louisiana Illuminator photo) Researchers ...

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 ...