1. “I Can Read Your Face Better Than Your Friends Can”

Your dog is studying you right now. Not in a creepy way — in a loving way. Dogs are one of the few animals on earth that can read human facial expressions accurately.
A study from the University of Helsinki found that dogs respond differently to angry, sad, and happy faces — even from strangers. So when you walk through the door and your dog seems to just know what kind of day you had, that is not your imagination. The next one explains something you have probably noticed but never thought about.