Tuesday, May 20, 2014

Cancer sniffing dogs?!! YEP!

So...dogs can be trained to detect cancer. Our best friends are pretty awesome, eh?

Gets funnier the longer you watch
 Our bodies give off smells we didn't even know we had! Dogs have more than 4 times the number of olfactory senses that we do, so they can detect what we didn't even know was possible.

For a great rundown of the evolution of dogs, check out this second episode of Cosmos, which starts with a relevant explanation :)

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