It has been calculated that a single breath from a mature blue whale can inflate up to 2,000 balloons.
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A hippo sleeping underwater automatically rises to the surface every ~4 minutes and breathes without waking.
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It has been scientifically proven that stroking a cat can lower one's blood pressure!
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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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The Pistol Shrimp can snap its claws together to create a sound of 218 decibels, louder than as supersonic jet at full speed. It only lasts for 1 millisecond. The snapping action also creates a bubble that is greater than 5000 Kelvin, close to the surface temperature of the sun.
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