Some fish can make electricity. They surround themselves with an electrical field. If anything moves in the field, the fish can feel it. Their electrical fields are able to detect food and their enemies.
A perfect excuse
A perfect excuse A new report suggests that the trees in the US
absorb almost as much carbon dioxide from the atmosphere as the
nation produces. It is feared that politicians may use this report
to try and avoid meeting the country's carbon dioxide emission
reduction commitment. A number of scientists disagree with the
report's results. 24 OCTOBER 1998, P. 5
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