Though we have long known that dogs can pick up on our stress, a new study has highlighted how it directly affects their behavior. Thanks to the marvel of modern science, we are gradually learning more and more about man’s best friend. Recent discoveries include the interesting reason why dogs choose to be left or right-handed. Dogs can smell your rising stress levelsDogs have one of the best noses in the animal kingdom, meaning they can pick up on scents that human brains cannot begin to comprehend. This should not be that surprising when you consider the fact dogs know when you’re coming hom…