Dolphin-power sufficient for propulsion without tricks

For 60 years the world has believed that dolphins did not have enough muscle to propel them at high speed and that they were resorting to some fluid-flow trickery to pull off their impressive performance. But Frank Fish from West Chester University, USA, never believed it and now he has proved that not only do dolphins have sufficient muscle power, but also they routinely produce ten times more power than the fittest human athletes.

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