Breathing easy: When it comes to oxygen, a bug's life is full of it

Because of new imaging technology, researchers are getting a better understanding of a physiological paradox: how insects, which have a respiratory system built to provide quick access to a lot of oxygen, can survive for days without it.

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<p><a href="http://www.physorg.com/news97034359.html">Breathing easy: When it comes to oxygen, a bug's life is full of it</a></p> <p>Because of new imaging technology, researchers are getting a better understanding of a physiological paradox: how insects, which have a respiratory system built to provide quick access to a lot of oxygen, can survive for days without it.</p>