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A type of rat can survive longer without water longer than a camel can.
The kangaroo rat is able to survive in the desert with virtually no drinking water.
How? Its kidneys produce the most concentrated urine of all mammals, and only pass a few drops per day.
Humans drink a lot of water, and also gain moisture through food. As such, our urine is quite dilute. Kangaroo rats, on the other hand, take in very little water and so produce urine that is even more concentrated than that of the camel. This means that the kangaroo rat loses little water in its urine.
Hey guys, we launched a new site!
KidsGiveMeHope - short stories of kids doing the CUTEST things.
On Valentines' Day, I was at a flower shop.
A little boy walked up to the counter and asked to buy a red rose. Then the little boy opened his own little wallet and paid for it. I heard him say on the way out. 'Hurry before the graveyard closes, grandma waiting'.
His love to passed people gives me hope.
Click here for more stories!
A couple months ago, my little brother came home from his first day in kindergarten. When I asked him about his class, he said "there's a girl in my class, and she's so pretty!" The girl he was talking about is a bald 5 year old with leukemia. His unconditional love GMH.
Click here for more stories!
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| 1 | 4 | Christina R & Michael F, South Bend, IN | ||||||||||||
| 2 | 2 | AMK, MI, USA | ||||||||||||
| 2 | 2 | luis campos houston,tx | ||||||||||||
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