Why Mammals Pee For The Same Amount Of Time

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The bladder of an elephant can hold more than 40 gallons of urine. Yet, it empties its bladder in the same amount of time as a mouse.



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Key Facts In This Video

  1. Mammals pee for approximately 21 seconds, regardless of species. 00:18

  2. There's a mathematical equation based on different mammals' urinary systems used to explain the phenomenon: 00:58