Because of this, a deer's sense of smell is obviously more finely tuned. If the deer can smell the tobacco, they can smell the hunter. Bowhunters often use scent-eliminating sprays to reduce natural human scents. I've heard of cases where the smell of flavored Skoal made some deer come closer, but spot the hunter and run. I never dip in the field. The science of the deer’s smell would suggest that reducing human odor is worth the trouble, attempting to cover it up is not. Never. Will they hear my phone vibrate? We don’t think about smells much; until someone hands you a child with a dirty diaper, or you walk into a restaurant where they are frying bacon. Think about the times you’ve been walking down the street and you can smell smoke from downwind. In all, some studies have estimated that the whitetail deer's ability to smell is about 10,000 times stronger than a human's. This takes in most hunting conditions. Texas. […] Maverick August 20, 2013 at 12:46 pm - Reply. Use scent killer body soap and deodarant before going hunting. Deer also have a ​vomeronasal organ (secondary scent gland) located on the roof of their mouths called Jacobson's Organ. Members of the deer family also have broader lateral nostrils which allow them to detect smells directionally. Dry weather can also play a role. The moist nose of a deer, similar to that of a dog, allows the deer to pick up the faintest of odors. Some of these olfactory receptors are specialized for certain scents. In comparison, dogs have 220 million and humans have just 5 million olfactory receptors. Good news is, if you block or mask those smells with the ones they don’t like, you can confuse their senses. Hunting is something that has been a big part of my family history for generations. The deer is flaring its nostrils while drawing air across the olfactory receptors in its snout. Deer are not alarmed by the smell of human urine and are in some cases attracted to it. I’ve personally read one story that stated deer can hear 100 times better than humans. This allows the animals to determine the direction of the source of the smell more readily. ANSWER: Under normal conditions, a deer can smell a human that is not making any attempt to hide its odor at least 1/4 mile away. Members of the deer family and predators need their sense of smell to survive, so they are equipped with far more olfactory receptors than those animals that do not rely on their sense of smell. By using scent maskers, in combination with some of the other methods above and an understanding of the wind, you’ll be one step closer to a successful season. Texas Trophy Hunters Association™ is a membership-based organization. But on a serious note, I have killled deer afterr being at work all day( we were at the range all day and it was hot), I didnt wash or change clothes just went hunting in my ACU's and shot 2 deer. We can’t just ask them “Did you hear that”?, so instead we have to rely either on behavioral observations or some type of advanced technology. Water molecules (which there are more of in humid weather) can trap scent and in doing so, can enhance their potency. Expert whitetail hunters examine the white-tailed deer's most powerful survival tool: its sense of smell. So if the wind is wrong, a deer will smell your excitement at seeing them enter your sights. The drier the air, the drier a deer's nose, the less likely they'll pick up all those molecules. Clearly he had smelled something that he didn’t like. Post Cancel. Researchers at Mississippi State University found that a deer’s sense of smell, like a dog’s, can be anywhere from 500 to 1,000 times more acute than a human’s. But this article contradicts a previous article that said you can urinate off the deer stand because deer cannot smell that. What's the deal with a deer's sense of smell and how good is it anyway? Researchers at Mississippi State University found that a deer’s sense of smell, like a dog’s, can be anywhere from 500 to 1,000 times more acute than a human’s. Because this part of the brain is larger in animals that use their nose for survival, this creates an ability to interpret the smells that’s added to their ability to pick up all those smells with those 300-million receptors. I believe that a deer can tell how far away the source of an odor is, but only if the deer is conditioned to the strength. When was the last time you caught a whiff of something that far away? This buck was really nice, and my heart began to pound. That feeling of excitement when a deer finally comes into your sights? It is so far above our ability to smell, it’s hard to get a grasp on what their world must be like each day as they interpret the world around them with their nose. Well, actually two steps. The other four senses take a back seat to the importance of smell in their everyday lives. In comparison, humans have 5 million and dogs have 220 million. your obviously not hunting wild deer...those deer can smell you a half mile away dont kid yourself that their noses done work. In this regard, deer can have over 2000 percent more c=scent receptors than human beings. This site uses my years of knowledge in the field to hopefully help improve the hunting experience of others. tell you what, ill take you hunting sometime for WILD deer, well see how many walk to within 30 yards of you coming from the downwind side. The whitetail’s nose is its best defense against predators. This would suggest that using a cover scent of any kind would be futile, because a deer can simply sort the smells out. This allows them to quickly determine the direction of danger, which they may or may not confirm by looking that direction before fleeing. I slowly turned my head and saw a buck approaching at a slow walk. Try keeping safe by always playing the wind and staying downwind of the deer. I believe hardly anyone asks this question when they think about deer fencing methods. When he stopped and looked away, I got my bow in hand and ready to draw. Elevation is no guarantee that deer won’t smell you. The article also cites an excerpt from “ Bows, Swamps, Whitetails,” a book authored by Tim Lewis. The long snout creates more room for special nerve cells that receive and interpret smells. If you can, avoid breathing in DEET as well. This is partially because molecules travel more slowly in cold weather. The same goes for how well whitetails can hear. How to Play the Wind. OP. I can smell someone smoking a cigarette upwind of me from over 100 yards away. That's the equivalent of almost 9 football fields. It’s estimated that humans have about 5 million of these olfactory receptors, while members of the deer family, including elk and moose, have about 300 million. Deer can also pick up trace amounts of chemicals in concentrations as low as one to two parts per trillion. A number of scent maskers on the market have been tested and shown repeatedly to significantly reduce the potency of human smells. Members of the deer family have something else going for them. From 100 yards away can they hear my bolt cycling? Does Coyote Predation Truly Decrease Whitetail Deer Populations? Most whitetail hunters have no idea how well a deer can smell, and that they use their noses as their first line of defense—always. Meaning, deer can detect scents that humans simply can’t comprehend. Here are a few things you probably didn’t know about a deer’s ability to smell. How to Capitalize on Late Season Weather Fronts, Here are the Top 10 DIY Public Land Whitetail Hunts, 5 ways to stop a deer in your shooting lane without spooking it, Seven Critical Tips for DIY Public Land Hunting. You can do everything that you know how to eliminate your human odor, but you cannot eliminate your breath or the odor of pizza and beer that is seeping from your pores So much for the Internet being full of useful information! When was the last time you caught a whiff of something that far away? Deer have up to 297 million olfactory (scent) receptors in their nose. But if you're a hunter pursuing these animals, overcoming a deer's sense of smell … The biggest typical whitetail ever to walk the earth. Feed indian corn, the deer can smell it 10x further and will stay on the cornpile longer. Required fields are marked *. Thank you for writing what I have seen so many times while hunting. Keeping hunting clothes clear of places they can pick up heavy human scents (restaurants, gas stations, etc) is also a good idea. Deer Fencing methods can be applied through natural process and first questions comes- how to get rid of deer in an Eco friendly way? C. Joined: Jan 2009. If that weren’t enough, deer may even have smell receptors on the outside of their noses. Therefore, deer can detect scents we’ll never comprehend. A deer can detect the odor of approaching danger several hundred yards away. But once the rut comes around no amount of washing will make em smell good. ANSWER: Under normal conditions, a deer can smell a human that is not making any attempt to hide its odor at least 1/4 mile away. Can deer smell well? While your scent may not travel as quickly, keep in mind it will linger longer where you've been. The fourth thing that helps members of the deer family survive is simply an increased awareness of the smells around them. When they learn what something smells like, they seldom forget it. Dogs? A hunter using deer urine to cover his scent smells like a hunter and deer urine to a deer, not just one or the other. Thankfully, in the past few years, there have been a couple of research studies conducted that can give us a good idea of how a deer hears. A Deer’s Reaction to Foreign Scent. But on a serious note, I have killled deer afterr being at work all day( we were at the range all day and it was hot), I didnt wash or change clothes just went hunting in my ACU's and shot 2 deer. A person cannot cover human scent, only reduce it. Deer have an excellent sense of smell, so you might want to use that against them. The main warning I get from more experienced hunters is their sensitive hearing. So much for the Internet being full of useful information! Make sure you follow a meticulous scent control program each and every time to head afield, and always hunt with the wind in your face. 220 million. Feb 21, 2018 - How well can a DEER actually SMELL? Lets compare noses for a minute. Make sure to keep those scent-free too. If the scenting conditions are perfect (humid with a light breeze), it can even be farther. There is no scientific research to back it up, but whitetail deer may have receptors that specifically recognize the chemical signature of the bacteria that create human scent. Pigs have poor eyesight, but a great sense of smell. In the end, that’s all we can ask for as hunters, when pitted against such a well-evolved sense of smell. The animal can quickly determine what it’s smelling and the direction it’s coming from. Find out all about a Deer's Sense of Smell and how good they are at picking up different Scents. The science of the deer’s smell would suggest that reducing human odor is worth the trouble, attempting to cover it up is not. Of all the whitetail’s superior defenses, the most reliable is its sense of smell. Fuel And Exhaust Smell. Since smell is such an important sense for deer, they also use it to communicate. 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