The U.S. has blocked imports of live cattle, horses, and bison through southern border ports following the resurgence in Mexico of the New World Screwworm, a parasitic fly that infects animals and ...
New research suggests Neanderthals ate rotten flesh and maggots, explaining why the levels of nitrogen-15 found in their remains are so high. Cory Doctorow via Wikimedia Commons under CC BY-SA 2.0 ...
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