Apparently, some species of lizards have developed the ability to use air bubbles underwater. Scientists have discovered that semi-aquatic Anolis lizards (anoles) are able to “rebreathe” oxygen from the air bubbles attached to their snouts. The air bubbles cling to their hydrophobic skin — an adaptation against rain and parasites — and it’s speculated that they started to make use of the oxygen inside the bubbles to stay underwater for longer to escape from predators. Read full article here