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 ...

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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 ...

The 4-7-8 breathing may help you better manage your breathing. It involves inhaling for 4 seconds, holding your breath for 7 seconds, and exhaling for 8 seconds. This is typically practiced as a cycle ...

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 ...

(CNN) — 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, ...