How Did the Kiss Come About? One Scientist Has a Theory and It’s Pretty Filthy
How Did the Kiss Come About? One Scientist Has a Theory and It’s Pretty Filthy

Kissing.

It’s something we take for granted as just being something humans do to show affection, but why did it start and when?

Well, a primatologist and evolutionary psychologist has a pretty icky theory.

Buzz60’s Tony Spitz has the details.