Have you ever wondered just how powerful a dog’s sense of smell truly is? It’s a complex, almost magical ability that allows them to navigate the world with incredible accuracy in ways we can barely imagine.
A couple of years ago, I had a perfect example of this during an agility training session with a spaniel. It was a still, windless day, and the dog was training with Iain at the far end of our agility field. I quietly took a sandwich out for Iain and left it on a fence post at the other end of the field, approximately 60-70 metres away. The dog was facing away from me and concentrating on an agility exercise at the time, so it didn’t see or hear me do this.

Less than three minutes later, the spaniel was zig-zagging across the entire field, triangulating on an invisible scent trail that took it to the sandwich. It was an incredible demonstration of how dogs “see” with their nose.

Even without wind, scent molecules from the sandwich were released into the air, slowly creating a scent plume. A dog’s nose has up to 300 million olfactory receptors, compared to our measly 6 million. This allows them to pick up on even the faintest of these molecules.
So, the next time you see your dog sniffing every blade of grass, remember they’re not just being curious. They’re processing a world of information we’ll never fully comprehend, all through the power of their amazing nose.

If you would like to explore the power of your dog’s nose, or alternatively, if you think you may be interested in dog Agility (Sorry, no Sandwiches included), please get in contact to find out more about our Scent work or Agility training classes.