How much stronger is a dog's sense of smell than a human's?
Answer 10,000 times
Humans have a measly six million olfactory receptors in their noses; dogs have about 294 million more than that. Not only that, but the smell processing portion of a dog's brain is 40 times bigger than a person's.
Last updated 5 years ago · 3.5K views · SOURCE
-thumb.jpg)
