With their powerful little noses and waggly tails, they might look like any other dog, but sniffer dogs are trained to track down even marijuana seeds from a distance of 15 feet.  With a sense of smell which is said to be 1,000 times more sensitive than that of humans (and capable of picking up scents at concentrations which are nearly 100 million times lower than those which can be detected by you or I), these little guys leave no place to hide.  If scientists were to have their way, however, it wouldn’t just be dogs that would be let loose on the unsuspecting public, but honey bees and wasps too!

Who ‘Nose’ What They Can Find?

Sniffer dogs, or detector dogs, have of course been used for a number of years to track down all manner…



Source by Robert Kane