For nearly 75 years, dogs have been employed to perform various scent and odor detection tasks, from sniffing out explosives or drugs, to recovering humans through search and rescue work. So, what makes a dog so perfect for the job?
The dog’s exceptional olfactory systems, combined with a drive to work, a bond with their human, and an ability to communicate makes them astoundingly accurate and exceptionally reliable for scent work.
But it isn’t just the highly trained working dogs that have these amazing abilities! Yep, your dog is just as awesome!
See how he “sees” with his nose, in this awesome illustrated video about the canine sense of smell.
You may have heard the expression that dogs ‘see with their noses.’ But these creature’s amazing nasal architecture actually reveals a whole world beyond what we can see. Alexandra Horowitz illustrates how the dog’s nose can smell the past, the future and even things that can’t be seen at all.
View full lesson: http://ed.ted.com/lessons/how-do-dogs…