The creature is small, somewhat furtive and green. Sometimes it’s brown. It has a voracious appetite for insects and spiders but is completely harmless to people. It clings to walls and screens and ...

In a Costa Rican rainforest, a small, semiaquatic lizard called a diving anole leaps into a stream. Minutes pass, but the anole doesn’t surface for air, as these lizards typically do. Instead, the ...

How do intermittent events like hurricanes impact natural selection? How do animals adapt to challenging weather? A University of Rhode Island professor has set out to track natural selection in the ...

SAN JUAN, Puerto Rico — Lizards that once dwelled in forests but now slink around urban areas have genetically morphed to survive life in the city, researchers have found. The Puerto Rican crested ...

With a GoPro and some patience, biology professor Lindsey Swierk discovered a Costa Rican Anolis lizard in 2019 deploying a bubble horn on its snout underwater. The reptile wasn’t preparing for battle ...

What does Jack LaLanne have in common with a Jamaican lizard? Like the ageless fitness guru, the lizards greet each new day with vigorous push-ups. That's according to a new study showing that male ...

Anolis lizards have a thing or two to teach humans about love -- or in scientific speak, sexual selection -- at least when it comes to territoriality. Decades of behavioral research on the lizard's ...

A group of passionate lizard scientists have published a guide to the dozens of species of Anolis: small, brightly-coloured tree lizards related to iguanas. Colombia holds more than 75 species of ...

The movement of lizards around the Caribbean is forcing researchers to account for human activity in even their most basic ecological models. When Matthew Helmus was about eight years old and ...