There are really lots of duties and responsibilities at home. Somehow, this is to maintain its cleanliness. With this, one of the great reason of its dirt were pests. Of course, rats are always included on the list. We always think that this pest is gross and have lots of bacteria.
But then, this pest can actually benefit us. It’s the African scientist who proved it. Check out the video below. With this, you’ll witness how giant rats can benefit us.
This video is from BBC Earth YouTube Channel. With this, you’ll witness the great discovery of African Scientist that giant rats can be a great help in detecting people who have tuberculosis.
They did it through the saliva of someone who had tuberculosis. It was then placed on the hole. The giant rats can then determine if this saliva is positive or not of tuberculosis by simply smelling it.
Other thing in this video is a man who can smell cheese even though he was blindfolded. After which, you can never really believe that a certain person can determine a cheese to those who are not.
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