The next time you find yourself in a debate about which tastes better (organic or non organic foods - if it's still debatable), and which is better for you, you can mention that even rats prefer organic food. In a study involving organic wheat production, researchers gave lab rats the choice between organic and non organic wheat. The rats preferred the former. Because of similar chemical compositions between the wheat, the Swiss and Austrian scientists found it remarkable that the rats could tell the difference. Furthermore the rodents were much more apt at telling the difference than humans were.
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