Mary Roach
Saliva has antibacterial properties. It also has things called nerve growth factor, skin growth factor, histatins which help with wound closure. So when you see an animal licking a wound or even a mom kissing a child's boo-boo, there's some, there's some good science behind why one might do this.
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First of all my real full name...America was not built on fear...The best thing to do when you find yourself...Nobody remembers who finished second...Negative feedback is better that none...Those who fight corruption should be clean themselves...