The Science Behind Dogs’ Sniffing: A Complete Guide for Pet Owners –

state, reproductive status, stress levels, and recent health changes. They can detect pregnancy, diabetes, even certain cancers long before medical tests confirm them. They are asking, “Are you friend or threat? Are you sick or well? Should I trust you?” In the canine world, this is the height of polite social gathering, not a breach of etiquette. continue reading …