“Like an underwater wolf, it hunts sick and weak water dwellers and also eats carrion.” But how does this Great Diving Beetle, one of 3,000 known aquatic beetles, stay underwater to hunt for 30 minutes at a time? The feat is made possible by a tiny bubble of air, a nature-made SCUBA tank that it traps under its wing case.
Here’s another look at these surprising creatures with KQED’s Deep Look: Nature’s Scuba Divers – How Beetles Breathe Underwater.
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