BINGHAMTON, N.Y. -- Presenting the world’s smallest (and scrappiest) scuba diver: A species of semi-aquatic lizard produces a special bubble over its nostrils to breathe underwater and avoid predators ...

Have you ever seen a diving beetle? They’re one of my favorite animals. They live underwater and breathe air from a bubble attached to their butts. I talked about all the ways animals breathe ...

You can learn a lot about the health of a stream by knowing its aquatic inhabitants. Sara Owen, ecologist for the Montana Natural Heritage Program, led an aquatic insect field trip Thursday evening, ...