Bear slobber is a 'goldmine' of genetic information
Brown bear with paws on log (Shutterstock.com)

Lola Gayle, STEAM Register Keeping track of Alaska's brown bears typically requires visual observations and getting your hands dirty with bear poo, but researchers say they have an easier, albeit equally messy, tool. Their idea is to gather DNA from residual bear drool that can be found on the carcasses of the tens of thousands of…