Reference Terms
from Wikipedia, the free encyclopedia


The Mudpuppies or Waterdogs are a family of aquatic salamanders.

The unique thing about mudpuppies is that they never develop air-breathing lungs.

They spend their entire lives underwater.

Note:   The above text is excerpted from the Wikipedia article "Mudpuppy", which has been released under the GNU Free Documentation License.
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Science News
October 5, 2015

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updated 12:56 pm ET