Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. In a Costa Rican ...

Almost every animal in the rainforest enjoys snacking on water anoles, but slippery skin and an ability to carry an air bubble underwater help them survive. By Sara Novak Water anoles, semiaquatic ...

What's scaly, striped and breathes underwater like a scuba diver? Water anoles, a semi-aquatic lizard found in the tropical forests of southern Costa Rica. These green-brown water anoles can dive ...

Postdoctoral researcher Terry Ord says anole lizards use their throat pouches to give silent ‘shout-outs.’ Lizards that use their bodies' visual displays to signal to rivals are in effect ...

One of the most commonly seen lizards in the Southern states is the green anole, also known as the North American green anole ...

Green anoles, common in the South, change color due to external factors and hormones, not to match surroundings.

Some urban lizards have been hiding a heavy secret: They may be among the most lead-tolerant vertebrates on the planet. The average anole’s lead level was 955 micrograms per deciliter of blood, over ...

Every morning in Miami, our fieldwork begins the same way. Fresh Cuban coffee and pastelitos — delicious Latin American pastries — fuel our team for another day of evolutionary detective work. In this ...

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 ...