Trained dogs do their job not only with pleasure but with great efficiency. So do dogs trained to sniff the coronavirus.
It was the saliva sample of people infected with Covid-19, as well as the mucus sample taken from their throats, that taught the dogs how to sniff out the virus. The goal, of course, was to do this as efficiently as possible.
Specially trained puppies are so adept at screening out infected individuals with 94% accuracy.
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(Source: homeikedvenc.co.hu | Images: pixabay.com (Images are illustrations)