Dogs get up close and person to assess if their first impression is accurate or not-and that is where the butt sniffing comes into play.Įvery dog has a unique scent, which is concentrated around specialized glands at the dog’s backside. However, dog’s don’t usually rely on first impressions. These chemical messages identify a dog’s gender, mood, and general “personality” information. body posturing (playful/relaxed/tense/fearful)ĭogs also use their exceptional sense of smell, picking up on biochemical compounds released by the other dog.When your dog meets a new canine for the first time, they observe things such as: Since dog’s can’t speak, shake hands, or verbalize emotion, they use visual cues and scent to understand and to communicate. Having the combined power of a highly sensitive nose and the unique perceptibility of Jacobsen’s organ also allows your dog to communicate. Visual Cues, Odors Give Dogs Important Information helps puppies differentiate their mother from another nursing mother.helps puppies identify their mother by scent, as well as find her milk.identify if a dog is available for breeding.identify pheromones (chemical secretions that tell a dog if another dog is male or female).First, though, let’s understand what the sensory cells in Jacobsen’s organ help your dog to do: Well, that’s where we get into why dog’s sniff butts-both human rear ends and the rear ends of other canines. What odors and scents are undetectable, you ask? What a Dog Smells… These nerve cells respond to odors that would otherwise be undetectable. Now, both of these sensory systems work together for scent detection, but the sensory cells in Jacobsen’s organ respond to different odors than the nose. This is akin to your dog having a second system for olfaction but the Jacobsen organ is designed specifically for chemical communication with the brain. Humans have only 5% of their brain mass dedicated to olfaction sensory experience.Īdding to your dog’s super sniffing abilities is a specialized organ called Jacobson’s organ, which sits inside the nasal cavity and opens into the roof of a dog’s mouth just behind the incisor teeth. Smell is so vital to a dog’s health and survival that 30% of their brain mass is dedicated to detecting and identifying odors. Put another way, your dog could sniff out a cube of sugar in an olympic-size pool full of Georgia peaches! Consequently, you dog has a sense of smell that is at least 100,000 times more sensitive than yours. In fact, compared to a human, the dog’s noses contains 150 million olfactory receptors where as humans have just 5 million receptors. The Power of a Dog’s Noseĭog’s have a highly sensitive sense of smell that far surpasses human olfactory ability. Dogs Detect Scent to Communicateīefore we go right to the answer to the million dollar butt-sniffing question, you need to understand a dog’s sense of smell and how this relates to the way they communicate with other dogs and with their humans. After reading today’s blog post, you will be ready to answer that curious kid’s question! And, since a dog’s human butt-sniffing habit can be construed as annoying and rude, we’ve got a few tips to help you curtail your dog’s nosy nose from poking at your (or your neighbor’s) private parts. If you haven’t wondered it aloud yourself, you are bound to encounter a young child who will do just that. Inquiring minds want to know: why does your dog sniff your rear end? We see our dogs do it all the time-sniff another canine’s backside.
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