Lifting China tiger trade ban proposed
A Chinese wildlife expert says legalizing the trade in tiger body parts is necessary to finance continued preservation programs.
Apr 29, 2007
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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 ...
Apr 29, 2007
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