Funny Facts

Top 10 Myths About Dogs Debunked

Not all myths are true

Mikkel Preisler
By Mikkel Preisler 4. March 2025

There are a lot of myths about dogs – We will be debunking some of them.

Dogs See in Black and White

Many people believe that dogs can only see in black and white, but that’s a myth! While dogs don’t see colors the same way humans do, they can distinguish shades of blue and yellow. Their vision is more like a muted, limited color spectrum rather than complete black and white.

A Wagging Tail Always Means a Happy Dog

A wagging tail is often associated with happiness, but it can also indicate stress, nervousness, or even aggression. The speed, direction, and position of the tail all play a role in interpreting a dog’s emotions. Always consider the overall body language before assuming a dog is friendly.

You Can’t Teach an Old Dog New Tricks

This saying might be popular, but it’s far from the truth. Older dogs are fully capable of learning new tricks and commands. In fact, they often have better focus and patience than puppies, making training easier in some cases.

Dogs Eat Grass Only When They’re Sick

While some dogs may eat grass to induce vomiting, many simply enjoy the taste or the texture. It’s a natural behavior that isn’t always linked to illness. However, if your dog is eating grass excessively, it’s best to consult a vet.

One Human Year Equals Seven Dog Years

The idea that one human year equals seven dog years is overly simplistic. Dogs age at different rates depending on their breed and size. Larger dogs tend to age faster than smaller breeds, meaning their life expectancy varies significantly.

Dry Noses Mean a Dog is Sick

A dry nose doesn’t necessarily mean a dog is ill. A dog’s nose can be wet or dry for many reasons, including weather conditions, hydration levels, and natural body changes. If a dry nose is accompanied by other symptoms like lethargy or loss of appetite, then it’s worth checking with a vet.

Dogs Feel Guilty When They Look “Ashamed”

That guilty look your dog gives when they’ve done something wrong isn’t actually guilt—it’s a response to your tone and body language. Dogs are great at reading human emotions, and they may display submissive behavior to avoid conflict, even if they don’t fully understand what they did wrong.

Rubbing a Dog’s Nose in Their Mess Helps with Potty Training

This outdated method is not only ineffective but also harmful. It confuses the dog rather than teaching them where to go. Positive reinforcement, like rewarding them when they eliminate in the right place, is a much better training approach.

Dogs Only Need to Be Walked Once a Day

While some breeds may be fine with a single walk, most dogs benefit from multiple walks and mental stimulation throughout the day. Walks provide exercise, socialization, and a chance to explore the world, which is essential for their well-being.

A Big Yard Replaces the Need for Exercise

Having a large backyard is great, but it doesn’t mean a dog will automatically get enough exercise. Dogs need structured walks and playtime to stay physically and mentally stimulated. A big yard is a bonus, but it’s not a substitute for regular activity.

Our team may have used AI to assist in the creation of this content, which has been reviewed by our editors.