Unlike wind activated devices, Deer Alert works at any speed and warns animals of an approaching vehicle from up to 1,500 feet away! PRESS PLAY ABOVE TO HEAR WHAT A DOE GRUNT SOUNDS LIKE… Does use this sound as a “social grunt” as a way of communicating with each other. That’s because it’s preparing the others to flee at any moment, while the others could even remain unfazed. Its unique sound is effective on a wide variety of animals and over an 1,100 foot range. The Heffners, from the Whitetail Deer Research LLC, Ohio, obtained behavioral audiograms of two captive deer using a “conditioned-suppression avoidance procedure.” In simple terms, they conditioned thirsty deer to drink from a metal bowl that was wired to present a mild shock. So, I blew on my grunt call softly, making a “social grunt” noise. If this buck would stay for a few minutes, there would be enough light through the trees to see his vitals clearly. Deer may lack the neurological ability to process the alarm information efficiently to respond as desired, or 3. And that was unfavorable, because deer were more likely to enter the roadway in response to the treatment. How far did he go? An Alberta Emergency Alert was issued Wednesday evening warning of a possible tornado in Red Deer County and Lacombe County. Any hunter knows that deer have extremely sensitive hearing. I found my tree and got in my stand and got settled. Buyer Protection. 2Pcs Automotive Car Deer Snake Alert Sound Alarm Ultrasonic Wind Power Animal Repeller hunting New 1.0 Store: Crea-tive Homy Tool Store. One was duly constructed and remained for almost 60 years (D’Entremont 2007e). He bolted down the draw and out of sight. I stopped and listened, as the sounds of their escape got farther and farther away. Unlike some deer whistles, all sound frequencies tested were known to be audible to deer. I actually made that video to demonstrate the sound the deer alert # HM27512VA makes. But although the deer love them, by now, there weren’t any left for them to enjoy. A beep, tweet or honk may startle them at first, but they soon learn to ignore it and get back to foraging in your garden. US $3.00. (Note: a kilo equals 1,000.). I could either drag him about 200 yards uphill, or try to drag him through the muddy, swampy mess of a creek. When blowing, deer forcibly exhale air through the nostrils repeatedly in drawn out “whooshes.” As the deer turns to bound away, it makes single, very short but explosive snorts. I looked up and about 30 yards away, in the creek, was the buck. The 2010 deer season in South Carolina held some great memories for me. I was already wondering what I could have done differently. 2 piece sonic deer whistle wind activated alerts animals up to 1/4 mile away of your approaching vehicle provides safety for you and your passengers mounts easily with adhesive backing fits all trucks, motorcycles, cars and Vans emits ultrasonic sound Waves . The noise warns all deer that something is radically wrong. It can be triggered by a dash-mounted switch, by the ignition, or by activation of the high beams. But, this was the rut, and I love to hunt whether the deer blow me up or not! Therefore, given the lack of deer response, the investigators suggest the following: PRESS PLAY ABOVE TO HEAR THE SOUND OF BUCKS SPARRING AND GRUNTING. These handy sonic animal repellers fit to the front of … Bucks will clash antlers to establish dominance for breeding rights. There may be three reasons for these sounds. By now my heart is racing pretty good, because I can see this deer is a shooter, and I have gone from heartbroken to hopeful in a matter of minutes. Therefore, given the lack of deer response, the investigators suggest the following: 1. They make this distinctive sound (you might even say it’s a deer call) by expelling air forcefully through their nasal passages. More on that below… It's a very shrill sound, almost like a whistle. 333 Old Pine Rd. The Heffner study showed the whitetail’s hearing range extends from .115 kHz to 54 kHz. Two test areas were established and marked with a study area of influence, encompassing a roadway and a 10-meter buffer zone on either side. Dr. Leonard Perry, Extension Professor University of Vermont Before resorting to expensive fences to keep deer from your garden, consider repellents. So far that morning, I had heard deer blow and deer run… now, all I wanted to hear was, “wow, that’s a nice buck there in the back of your truck!”. 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