The Nose Knows: Understanding Your Dog’s Sense of Smell

The Nose Knows: Understanding Your Dog’s Sense of Smell

The canine species is pretty well known for its excellent sniffer. From drug detecting police dogs, to search and rescue dogs, to your family friend who always seems to know when dinner is ready, the evidence is clear. But what can a dog smell exactly, and why is their sense of smell so sensitive? 

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