25/04/2024
Check out this Amazing animation about how dogs see with their nose! ๐๐ถ๐๐๐ง
Doggy facts:
๐ถOlfactory Powerhouse: A dog's sense of smell is estimated to be between 10,000 to 100,000 times more sensitive than humans. They have up to 300 million olfactory receptors in their noses, compared to about 5 to 6 million in humans.
๐ถScent Discrimination: Dogs can distinguish between a vast array of scents, making them invaluable in tasks such as search and rescue, detection of explosives, narcotics, and even medical conditions like cancer.
๐ถScent Communication: Dogs use scent to communicate with each other. They have scent glands in their paws, which they use to mark territory, and in their a**l glands, which produce a unique scent signature.
Individual Odor: Each dog has its own individual odor, which is influenced by factors such as breed, diet, and overall health. This unique scent helps dogs recognize each other.
๐ถAcute Detection: Dogs can detect certain odors in parts per trillion. This sensitivity allows them to detect odors even when they are diluted or masked by other scents.
๐ถEmotional Signals: Dogs can also pick up on human emotional cues through scent. Studies have shown that dogs can differentiate between the scent of a happy person and that of a fearful or stressed person.
Scent Memory: Dogs have an impressive ability to remember and recall scents. They can remember the scent of a particular person or object long after it has disappeared.
๐ถTracking Abilities: Dogs have been used for centuries for tracking purposes due to their exceptional sense of smell. Their ability to follow scent trails makes them invaluable in tracking down missing persons or locating lost items.
Overall, a dog's sense of smell is a remarkable and integral part of their identity and behavior, shaping their interactions with the world around them in profound ways.
View full lesson: http://ed.ted.com/lessons/how-do-dogs-see-with-their-noses-alexandra-horowitzYou may have heard the expression that dogs โsee with their no...