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Whitetail Deer Biology

Deer vision

A Deer's Vision: It's Not About Color

A deer's vision advantage isn’t really about the ability to see color. Instead, it's about detecting movement and seeing really well in low light.
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Why Are Some Bucks Dropping Antlers Early?

Some bucks are dropping antlers early, especially in the Midwest. Observant hunters may know why, especially if they also happen to be farmers who were stuck on their combines well into November.
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Do Major Weather Events Like Hurricane Michael Affect Deer Hunting?

Many hunters believe windy days mean less deer movement. Yet, research suggests deer are unaffected by wind and extreme weather like Hurricane Michael.
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Hemorrhagic Disease Can Bring a Silent Death to Whitetail Deer

Infected deer begin to show symptoms within a week of being bitten by a midge carrying the virus. They develop a high fever, one reason many dead deer are found in or near water.
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Don't Quit on Quality Deer Management, It WILL Increase Antler Size

Quality deer management will increase antler size, but too often hunters don't buy into the recommendations because the results aren't there. Why?
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Deer Have Bones in Their Hearts

Remember that song, "the toe bone's connected to the foot bone," and so on and so on? Well, deer have bones in their hearts and it's a bone connected to nothing.
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Basic Guide to Weather Patterns and Deer Behavior

Here's a basic guide to how deer respond to the heat, along with a broader look at weather patterns and deer behavior.
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Whitetail Deer Pearls? No, Just Madstones

In the stomachs of some whitetail deer, hunters find unusual stones known as "madstones." These stones were once said to be capable of curing rabies and snakebites.
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How Long Do Deer Live?

From predation to dumb-luck accidents in the wild, there's a whole list of factors that influence a deer's life span. We break down each to answer the question, how long do deer live?
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Research Indicates CWD Will Not Spread to Humans

The CDC isn't ready to declare humans resistant to CWD prions, but research from the University of California San Diego indicates CWD will not spread to humans.
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Video: Motorist Captures Video of Doe Nudging Fawn to Safety

While watching this doe nudge her newborn fawn up and away from the road, also take a look at the fawn's response to danger. Typically, these behaviors are an instinctive response to nearby predators.
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When Every Drop of Water Is Frozen, How Do Deer Drink?

There are three ways deer satisfy their water needs. Two are critical in frigid temperatures, especially when the landscape is frozen solid.
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Those Fascinating Deer Antlers

Deer antlers are one of the fastest-growing tissues in all of nature. Growth is regulated by hormones controlled by the photoperiod, or length of day.
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Conjoined Deer Fawns Found Stillborn in Minnesota

The conjoined deer fawns are believed to be the first found to reach full term and then delivered. Other conjoined twin deer have been found, but still in utero.
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Could This Deer Fawn Survive Without Its Mother?

A fawn hops in the backseat of a police car before reuniting with its mother. But what if this reunion hadn't happened? Could this fawn survive?
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CWD Frequently Asked Questions

Some common questions about the increasingly prevalent and fatal disease affecting deer, elk and moose across America: Chronic Wasting Disease.
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Farmland or Forests: Where Are Deer Fawns Most Likely to Survive?

According to a recent study from Penn State University, fawn survival comes down to where predators hunt best and how savvy does are when choosing where to have their fawns.
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Q&A: How Does This Deer Survive Floating Down a River on an Ice Sheet?

While this news story reminds us of a deer’s incredible agility, it also prompts questions about a deer's cold endurance and will to survive.