The bubbles the anole lizards use may act as a "physical gill" that can pull oxygen from the water while accumulated carbon dioxide escapes into the water over the surface of the bubble in a process ...

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 ...

Aquatic insects and other invertebrates are well known for carrying bubbles underwater for respiration. Now scientists have found tropical lizards that also “breathe” underwater this way—a ...

Scuba-diving water anoles create a breathing bubble hat to help them stay submerged for long periods of time. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

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 ...

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Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. A tadpole of a gray tree frog sucks in a bubble full of oxygen—a ...

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 ...