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 ...

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 ...

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 ...

SALT LAKE CITY – Most mornings, Velma and Helen are here in their bathing suits for water volleyball. But today, they're going bigger. While most seniors try to avoid being hooked up to an oxygen tank ...

When an insect is this small, it seems to be able to get away with an unusual technique for taking in oxygen. By Veronique Greenwood The tiny swimming beetles of the Australian desert live ...