There's no easier way to work up a thirst than playing in the park, romping around the living room and doling out sloppy kisses - in other words, things dogs do all day, every day. It only makes sense that nature has given our beloved canine companions an efficient way to stay hydrated. But until recently, the science behind just how they did it remained something of a mystery.
Fortunately, several of the brightest minds in the country have turned their attention to that question, answering once and for all: How do dogs drink?
(YouTube/The New York Times)