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The Best Deer Whistle of 2023 – Reviewed and Top Rated

After hours researching and comparing all models on the market, we find out the Best Deer Whistle of 2023. Check our ranking below.

2,229 (random number) Reviews Scanned

SaleRank No. #1
CITKOU 8Pcs Deer Whistles for Vehicles Wind Activated Black
  • SAVING LIVES & PROPERTY: Air moving through the device produces sound/ultrasound wave, gives deer advance warning, they may freeze on the roadside, rather than running across the road into the path of the vehicle. PLEASE NOTE: For better effect, an ultrasonic whistle needs match a sound whistle per vehicle.
  • PREMIUM QUALITY & GREATER STABILITY: The set is made of quality molded ABS plastic with matte surface that endures extreme outdoor temperature. It’s an upgraded version with lengthened base and 3M tape (1.97"x0.83") for greater stability. The self-adhesive tape will not damage your car paint and can be removed completely with alcohol or citrus-based gum remover etc. Each measures: 2.36" in length, 1.38" in height, 1" in width.
  • EASY INSTALLATION: Just remove the adhesive backing and stick the whistles to the grill, front bumper, rear view mirror, or any flat place of your vehicle. Make sure the bigger ends faces the front, and the deer whistle is level with the horizon. The ideal place is where the most air flow occurs, followed by grill, front bumper. Each order comes with 8 warning device sets. Please note: Two deer warning whistles are recommended per vehicle.
  • REMOVABLE & UNIVERSAL: These whistles can be removed from the base easily by pressing down the block button for car wash, and then installed back to the base by sliding in afterwards. Applicable for all cars, SUV's, trucks, motorcycles, ATV's and more. The range for the deer whistles is one-quarter mile and only works if the vehicle is traveling at least 35 miles per hour.
  • HASSLE-FREE PURCHASE: We perform piece-by-piece QC inspections and pack each item we sell carefully with enough bubble warp to avoid shipping damage, and offer 30 days no question asked refund warranty. Feel free to contact us if you encounter any issue, our professional customer service is standing by and committed to serve you to your satisfaction.
Rank No. #2
Seven Sparta 4 Pcs Deer Whistles Deer Warning Devices with Waterproof Adhesive Tapes for Car/Truck/Vehicle/Motorcycle(4)
  • SAVING LIVES AND PROPERTY: Seven Sparta two pair of whistles deer warning devices are friendly for animals. Deer warning can emit ultrasonic automatically day or night at speeds above 35 MPH and will warn deer up to 1/4 mile away. The purpose of the deer whistles is to stop the deer from running in front of your vehicle.
  • DURABLE & WATERPROOF ADHESION TAPES: These deer whistles for car comes in 4 Packs with 8 strong adhesive tapes. We upgraded the normal double-back sticky tape to waterproof adhesive tape which is pretty sturdy, they will stay in place even through a professional car wash.
  • DOUBLE INSURANCE: This set of whistle contains two ultrasonic whistles and two wind whistles. Usually, one ultrasonic whistle(a whistle with hole in the tail) and one wind whistle(a closed-hole whistle) are mounted on the car at the same time. This double sound frequency system will protect the safety of your vehicles from animal collision.
  • QUICK& EASY INSTALL AND REMOVE: Just peel off the tape cover and stick the device to your bumper or grille. And the whistles can conveniently be removed from base for wash your car. Two deer warning whistles are recommended per vehicle.
  • COMPATIBILITY: Compatible with different kinds of vehicles, such as car, motorcycle, truck, SUV, ATV, and so on.
Rank No. #3
Save-A-Deer Whistle
  • Save-A-Deer whistle is the smallest and best single unit air-activated animal alert /automobile deer whistle design on the market today. Made in the USA!
  • Easy double stick self adhesive tape for mounting.
  • Less than 1 cubic inch in size. Made in the USA.
  • Dual construction/ Single mount - One unit replaces two.
  • Flow through construction.
Rank No. #4
Elook Deer Warning Whistles Device for Car, Save Deer Whistle with Upgraded Acrylic Double-Sided Tape, Mini Size, 2 Pack (Patent Registered)
  • 【Saving Lifes】This small device can drive animals away while the car is running, avoiding accidents when the animals suddenly cross the road.
  • 【Upgrade Adhesive Tape】Use acrylic double-sided adhesive, more stable than other adhesive. It can be easily pasted or removed. And there is no trace left after removal.
  • 【Minimum Size】This product is a single design with a size of 0.55 * 0.6 * 1.1 inches. Can be attached to all types of bumper or grill. Not noticeable and does not affect the appearance of the car.
  • 【High quality】Made of high-quality ABS plastic, excellent craftsmanship. The package contains 2 pack.
  • 【Worry-free After-sales Service】Our service team is committed to providing 100% satisfactory service and can always solve product problems you encounter. Please feel free to contact us when needed.
Rank No. #5
Deer Whistles for Car Invisible Automotive Interior Safety Products Animal Warning Devices Horns Sensor Alerts Gadgets for Car SUV Truck Vehicles (Black-4 Pack)
  • SAVING BOTH LIFE AND CARS-These deer car whistles devices make a sound automatically while the car speed reaches 50Km/h to drive animals away in a distance of several kilometers, which helps to avoid accidents caused by animals crossing the road, so that to save life, automobile & insurance cost.
  • EASY TO INSTALL IN 5MINS-Clean and dry the surface where you what to install the deer horns on your car, tear off the double-sided tape and press on position firmly for 30s, these are all the things you have to do, you can finish within 5mins for these devices, and we command to install 2 only for each family car.
  • INVISIBLE & DOUBLE WHISTLES DESIGN-Each single deer alert device is 1.97*1.57*0.78 inches in size, and each has 2 whistles, and they can be attached to all types of bumper or grill, which is hardly to notice and wont affect the appearance of your car.
  • HIGH PERFORMANCE ON EFFECT & QUALITY-There are many friends says that our deer whistles stopped or scared deers away, and these deer warning devices are made of high-quality ABS plastic with excellent craftsmanship, which makes us reliable.
  • WHAT YOU GET-Double whistles deer warning devices, Worry-free warranty and 24h customer service on Amazon.com
Rank No. #6
Elook Upgraded Deer Whistles for Car, Deer Horn for Car, Save Deer Whistle for Vehicles, Trunks, Motorcycle, Three-Horn, 4 Pack (Patented Product)
  • 【Saving Lifes - New Design Whistles】This ultrasound whistles can drive deers away while the car is running, avoiding accidents when the animals suddenly cross the road. It's compact, durable and effective.
  • 【Compact Size】This product is a three-hole design with a size of 1.35 * 0.57 * 1.2 inches. It can be easily sticked on narrow bumper or grill and is not obvious. There is a variety of different sets of suits, you can choose according to your needs. It can be installed on various vehicles such as cars, trucks, and motorcycles.
  • 【Firm Acrylic Tape】Use acrylic double-sided adhesive which will become more stable with the longer the pasting time. It is also easy to be removed and won't leave trace after the removal.
  • 【Premium Material】It made of high-quality ABS plastic nad excellent craftsmanship, which makes it very durable. Even if experience various wind and rain weather outdoors, it is not easy to damage.
  • 【Worry-free After-sales Service】Our service team is committed to providing 100% satisfactory service and can always solve product problems you encounter. Please feel free to contact us when needed.
Rank No. #7
8 Pieces Deer Whistle Avoids Collisions, Deer Whistles for Car Deer Warning Devices Animal Alert for Cars and Motorcycles
  • Compact dual construction: these vehicle deer whistles feature dual construction and one single mount, and the size of each whistle measures 1.18 inch/ 3 cm in length, 0.98 inch/ 2.5 cm in width, 0.67 inch/ 1.7 cm in height, which is small size and easy to hide in the grill
  • Reliable materials: these truck deer whistles are made of ABS plastic, they are study and lasting, and can work well even in hot or cold weather conditions; Moreover, they also adopt strong acrylic double sided tapes on their backs, and are easier to fix, which will not break your car paint, you can remove them with citrus remover or other removers
  • Smooth driving accessories: these car deer warning devices are practical automobile accessories for field drivers; They give a warning through the air of the flute, which can alert deer, elks, moose, antelopes and kangaroos close to the vehicle, so as to effectively avoid the collision between animals and vehicles
  • Upgraded version: the car grill deer whistle is the 6th generation that features tiny body, dual construction and two wave frequencies; It has a better deer repellent effect and is easy to install, just simply remove the adhesive backing and affix the deer alert; Moreover, the deer whistles are wind activated and can be activated by driving
  • Wide applications: these car deer warning whistles are applied to warn deer, dogs, coyote, foxes and other animals not to get close to vehicles; They fit most cars, such as SUVs, trucks, motorcycles, ATVs and so on
Rank No. #8
SAVITA 4 PCS Deer Whistles Wildlife Warning for Cars, Vehicles, Motorcycles, Black Ultrasonic Deer Warning
  • Material: Made of sturdy ABS plastic, outdoor high temperature resistant and sub-zero temperature resistant. The ultrasonic sound is unable to be heard by humans or pets in the car.
  • Package: 4 Pieces Deer Whistles. Each deer whistle comes with a double-back sticky tape. Each package contains 2 open ultrasonic model and 2 closed wind model.
  • Feature: The deer whistle for car bumper is working at the car moving at 35 mph or faster. The whistle makes a sound that can alerts deer, prevent deer or other wildlife from colliding with car.
  • Easy to Install and Remove: Peel off the tape cover and stick the device to your grille or on the top of the hood. Clean the vehicles before application. Can be also easily removed from base for cleaning.
  • Compatibility: Compatible with all cars, such as motorcycle, truck SUV, ATV, and so on. Could save a lot of lives!
Rank No. #9
Frienda Deer Whistle Save a Deer Whistles Avoids Collisions, Deer Whistles for Car Deer Warning Devices Animal Alert for Cars and Motorcycles (Black, 2 Pieces)
  • Helpful tool: air moving through the deer whistle will produce sound/ ultrasound, this kind of sound can alert deer, elk, moose, antelope and kangaroos approaching vehicles, which effectively avoid deer and vehicle collisions
  • Safe for you and your pet: the deer warning device is equipped with 2 whistles, 1 of them produce sound waves, the others produce ultrasound; However, people and pets (such as dogs, cats) in the car can't hear it, so there's no damage to your ears or health
  • East to Install and Remove: just remove the adhesive backing and apply the whistles to the grill, front bumper, rearview mirror, or any flat place of your vehicle; Make sure the bigger ends are facing the front, and the deer whistle is level with the horizon; The ideal place is where the air flows most, followed by grill, front bumper, they can be easily removed from the base when car washing is needed
  • Quality Animal Alert: made of quality plastic, sturdy, this animal alert whistle can resist bad weathers; It can work well even stays outside under extremely hot or freezing weather conditions
  • Safe Accessory for Driver: the deer warning device is a necessary car accessory for driver who live in a wild area; The whistle produces ultrasonic frequencies and make warning sound, thereby reducing vehicle collisions
SaleRank No. #10
Bell Automotive 22-1-01001-8 Chrome Deer Warning
  • Produces two separate and unique frequencies to warn animals away.Fit Type: Universal Fit
  • High output airflow activated
  • Can conveniently be removed from base for cleaning and driving through car washes
  • Mounts easily with high bond adhesive tape (included)
  • Protects those at risk for vehicle-animal collisions
SaleRank No. #11
Bell Automotive-22-1-01000-8 Bell Deer Warning Unit, Black, PR
  • Produces two separate and unique frequencies to protect those at high risk for vehicle-animal collisions
  • High output airflow activated
  • Can conveniently be removed from base for cleaning and driving through car washes
  • Mounts easily with high bond adhesive tape (included)
Rank No. #12
BBTO 8 Pieces Car Deer Warning Whistle Devices Dual Construction Deer Warning Whistle Devices Repellent Animal Alert Horn Devices with 28 Pieces Adhesive Tapes for Car Truck and Motorcycle
  • Package include: you will be provided with 8 pieces animal whistle devices and 20 pieces adhesive tapes, large quantity to meet your daily needs, a good combination of whistle and tapes makes your use more convenient and easier
  • Driving safety accessory: the car deer warning whistle device is an essential car accessory for drivers who drive in the wild, the air passing through the whistle device will produce sound, which can alert deer approaching the vehicle and scare them away, thus effectively avoiding the collision between deer and vehicles
  • Easy to install: the animal alert horn devices are equipped with adhesive tapes, you can just remove the paper of tape and stick the device to your car flat places easily, and make sure the bigger ends faces the front, and the deer whistle is level with the horizon, which will take you a few seconds to install without other tools
  • Quality material: dual construction deer warning whistle devices are made of ABS plastic material, which can withstand the bad weather, and it can work well even in very hot and cold weather conditions, safe and no odd smell, and the whistles are equipped with tapes which are waterproof and easy to stick, can be stuck more stably and will not break your car paint
  • Size information: the animal warning bell device measures approx. 2 x 1.9inches/ 5 x 4 cm, and 0.9 inch/ 2.3 cm in height, small in size and light in weight, easy and effortless for you to hide in the car body well, providing security without affecting the shape of the car body
Rank No. #13
8sanlione Deer Warning Whistle for Car with Extra Tapes, 4 Pack Save Deer Whistles Repellent Devices, Animal Alert for Cars Vehicles Motorcycles (Black/4PCS)
  • Note!!!: Compatible with all cars, vehicles, SUVs, trucks, ATVs, Motorcycles and more. The range is 1/4 mile and only works when the car's driving speed is at least 35mph.Our deer warning devices is friendly for deers and other animals, such as elk, moose, antelope and kangaroos. Saving animals and increase your driving safety also reduce vehicle collisions at the same time.
  • High-quality deer warning whistles: 4 deer whistles included in the package. Our deer whistles are made of premium ABS plastic with matte surface, sturdy and durable, which can provide greater stability. It is useful in all kinds of weather, bad weather won't affect the effect.
  • Save deers and increase safety: If you need to drive through areas where are highly populated with deers, and always worry about hurting deers by accident, then our deer warning whistle is a must-have for you. An open hole whistle will emits loud whistle by wind which is helpful to attract animals' attention and remind the deers.
  • Easy to Use: Convenient to install and remove. All you need to do is to remove the adhesive backing then stick this deer whistles to the front bumper, rear view mirror, grill, or any flat surface of your car, keep the deer whistle facing forward. When you're not using, it can be simply removed as well.
  • No-risk purchase: We offer quality product. If you're unsatisfied with our product or have any concerns and questions, please feel free to let us know, our customer service team will respond within 24 hours and solve the problems for you.
Rank No. #14
Frienda 10 Pieces Deer Whistle Save a Deer Whistles Avoids Collisions, Deer Whistles for Car Deer Warning Devices Animal Alert for Cars and Motorcycles (Retro Style)
  • Helpful Tool: air moving through the deer whistle will produce sound/ ultrasound, this kind of sound can alert deer, elk, moose, antelope and kangaroos approaching vehicles, which effectively avoid deer and vehicle collisions
  • Safe for You and Your PET: the deer warning device is equipped with 10 whistles, 5 of them produce sound waves, the others produce ultrasound; However, people and pets (such as dogs, cats) in the car can't hear it, so there's no damage to your ears or health
  • East to Install and Remove: just remove the backing and apply the whistles to the grill, front bumper, rearview mirror, or any flat place of your vehicle; Make sure the bigger ends are facing the front, and the deer whistle is level with the horizon; The ideal place is where the air flows most, followed by grill, front bumper, they can be easily removed from the base when car washing is needed
  • Quality Animal Alert: made of quality plastic, sturdy, this animal alert whistle can resist bad weathers; It can work well even stays outside under extremely hot or freezing weather conditions
  • Safe Accessory for Driver: the deer warning device is a necessary car accessory for driver who live in a wild area; The whistle produces ultrasonic frequencies and make warning sound, thereby reducing vehicle collisions
Rank No. #15
GRAMPUS Deer Whistles for Car Invisible Automotive Interior Safety Products Animal Warning Devices Horns Sensor Alerts Gadgets for Car SUV Truck Vehicles (Black-2 Pack & Clear-2 Pack)
  • SAVING BOTH LIFE AND CARS-These deer car whistles devices make a sound automatically while the car speed reaches 50Km/h to drive animals away in a distance of several kilometers, which helps to avoid accidents caused by animals crossing the road, so that to save life, automobile & insurance cost.
  • EASY TO INSTALL IN 5MINS-Clean and dry the surface where you what to install the deer horns on your car, tear off the double-sided tape and press on position firmly for 30s, these are all the things you have to do, you can finish within 5mins for these devices, and we command to install 2 only for each family car.
  • INVISIBLE & DOUBLE WHISTLES DESIGN-Each single deer alert device is 1.97*1.57*0.78 inches in size, and each has 2 whistles, and they can be attached to all types of bumper or grill, which is hardly to notice and wont affect the appearance of your car.
  • HIGH PERFORMANCE ON EFFECT & QUALITY-There are many friends says that our deer whistles stopped or scared deers away, and these deer warning devices are made of high-quality ABS plastic with excellent craftsmanship, which makes us reliable.
  • WHAT YOU GET-Double whistles deer warning devices, Worry-free warranty and 24h customer service on Amazon.com
Rank No. #16
2 Pack Deer Whistles, Deer Whistles Warning Device, Deer Whistles for Vehicles with Rubber Pads, Save a Deer Whistles Deer Warning Devices, Deer Whistles Warning Device for Cars Cars and Motorcycles
  • [High quality]: Deer whistle is made of high-quality molded ABS plastic. It has an atmospheric appearance, delicate feel, tasteless, and can withstand extreme outdoor temperature.
  • [Deer whistle warning device for automobile]: There are two deer whistles in the package, and They are ultrasonic waves and bagpipes. two of them should be used at the same time. The deer alarm can automatically send out ultrasonic waves at a speed of more than 35 miles per hour during the day or at night, and send out an alarm 1 / 4 mile away. The purpose of deer whistle is to effectively prevent collision between deer and vehicles.
  • [Save deer and improve safety]: When the air passes through the deer whistle, sound waves / ultrasonic waves will be generated to remind deer, elk, moose, antelope, kangaroo and other wild animals to approach the vehicle, so as to effectively prevent the collision between deer and vehicles.
  • [Easy to use]: There is 3M tape on the back of the deer whistle warning device for automobiles. Remove the label on the bottom of the deer whistle, and the installation position is preferably in front of the bumper or the car base.
  • [Widely used]: Deer warning device is a necessary automobile accessory for field drivers. The size of Deer Whistles 4.9*4*1.4 cm/1.93*1.57*0.55inches, Applicable to all cars, SUVs, trucks, motorcycles, etc.
Rank No. #17
Elook Upgraded Deer Whistles for Car, Save Deer Whistle for Vehicles and Trunks, Double Horn, 4 Pack (Registered Patent)
  • 【Saving Lifes - New Design Whistles】This ultrasound whistles can drive deers away while the car is running, avoiding accidents when the animals suddenly cross the road. It's compact, durable and effective.
  • 【Compact Size】This product is a double hole design with a size of 0.92 * 0.57 * 1.2 inches. It can be easily sticked on narrow bumper or grill and is not obvious. There is a variety of different sets of suits, you can choose according to your needs. It can be installed on various vehicles such as cars, trucks, and motorcycles.
  • 【Firm Acrylic Tape】Use acrylic double-sided adhesive which will become more stable with the longer the pasting time. It is also easy to be removed and won't leave trace after the removal.
  • 【Premium Material】It made of high-quality ABS plastic nad excellent craftsmanship, which makes it very durable. Even if experience various wind and rain weather outdoors, it is not easy to damage.
  • 【Worry-free After-sales Service】Our service team is committed to providing 100% satisfactory service and can always solve product problems you encounter. Please feel free to contact us when needed.
SaleRank No. #18
Frienda 10 Pieces Deer Whistle Save a Deer Whistles Avoids Collisions, Deer Whistles for Car Deer Warning Devices Animal Alert for Cars and Motorcycles (Black)
  • Helpful Tool: air moving through the deer whistle will produce sound/ ultrasound, this kind of sound can alert deer, elk, moose, antelope and kangaroos approaching vehicles, which effectively avoid deer and vehicle collisions
  • Safe for You and Your PET: the deer warning device is equipped with 10 whistles, 5 of them produce sound waves, the others produce ultrasound; However, people and pets (such as dogs, cats) in the car can't hear it, so there's no damage to your ears or health
  • East to Install and Remove: just remove the adhesive backing and apply the whistles to the grill, front bumper, rearview mirror, or any flat place of your vehicle; Make sure the bigger ends are facing the front, and the deer whistle is level with the horizon; The ideal place is where the air flows most, followed by grill, front bumper, they can be easily removed from the base when car washing is needed
  • Quality Animal Alert: made of quality plastic, sturdy, this animal alert whistle can resist bad weathers; It can work well even stays outside under extremely hot or freezing weather conditions
  • Safe Accessory for Driver: the deer warning device is a necessary car accessory for driver who live in a wild area; The whistle produces ultrasonic frequencies and make warning sound, thereby reducing vehicle collisions
Rank No. #19
Whitetail Deer Calls
  • 21 Deer Calls
  • Buck, Doe, and Fawn Calls
  • Call Auto Repeat
  • English (Publication Language)

Last update on 2023-08-11 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

How Do You Buy The Best Deer Whistle?

Do you get stressed out thinking about shopping for a great Deer Whistle? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching Deer Whistle, which is why we have assembled a comprehensive list of the greatest Deer Whistle available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for Deer Whistle that you consider buying. Your questions might include the following:

  • Is it worth buying an Deer Whistle?
  • What benefits are there with buying an Deer Whistle?
  • What factors deserve consideration when shopping for an effective Deer Whistle?
  • Why is it crucial to invest in any Deer Whistle, much less the best one?
  • Which Deer Whistle are good in the current market?
  • Where can you find information like this about Deer Whistle?

We’re convinced that you likely have far more questions than just these regarding Deer Whistle, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for Deer Whistle, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible Deer Whistle. Make sure that you are only using trustworthy and credible websites and sources.

We provide an Deer Whistle buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available Deer Whistle currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of Deer Whistle has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an Deer Whistle?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your Deer Whistle.
  5. Customer Ratings: Number ratings grade Deer Whistle objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Deer Whistle.
  7. Product Quality: You don’t always get what you pay for with an Deer Whistle, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an Deer Whistle is should be an indication of how long it will work out for you.

We always remember that maintaining Deer Whistle information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding Deer Whistle is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly! We’re here for you all the time. Contact us here. Or You can read more about us to see our vision.

FAQ:

Q: Are deer whistles effective at keeping deer away?

A: Deer whistles attach to your vehicle and are said to emit a frequency that alerts deer of your presence and send them running away. Despite anecdotal evidence – we all probably know someone who swears by their deer whistle! – no credible study has proven them to be effective .

Q: Do deer whistles on cars really work?

A: While ​some anecdotal evidence does say that deer whistles work, and some companies even install deer whistles on all the cars or trucks in their fleets, or insist that their drivers install them on their own vehicles, the jury is still out.

Q: How does a deer whistle work?

A: The basic idea behind deer whistles is that they emit ultrasonic sounds that supposedly alert deer to impending danger and scare them off. The noise is typically generated by air passing through the whistle, which is often mounted on the front bumper or roof of a vehicle. Electric deer whistles are also available.

Q: Can whitetail deer whistle?

A: Unlike some deer whistles, all sound frequencies tested were known to be audible to deer. Therefore, given the lack of deer response, the investigators suggest the following: 1. Deer may have too little time to react as desired.

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