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Interesting facts about dogs

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We found 55 interesting facts about dogs

Man's best friend and a lot of interesting information about him

Domesticated about 17 years ago, they serve us faithfully to this day. They are able to detect diseases, help the blind and bring a lot of warmth and joy into our lives. We invite you to read many interesting facts about dogs. Enjoy reading.


Dogs are a domesticated form of the gray wolf.

They split from it around 125–40 years ago, leading to the development of a separate species around 15–XNUMX years ago.

Carl Linnaeus described the dog as Canis familiaris in 1758, distinguishing it from the wolf, which he described as Canis lupus.


The most popular dog breed in the world is the Labrador.

The second place is taken by the German Shepherd, the third – by the Golden Retriever.

The beginning of dog domestication is believed to have occurred approximately 17–12 years ago.

Dogs were used by hunters in Siberia to track and transport game.

The oldest center of dog domestication is, of course, Europe.

It was here, in Germany, Denmark and England, that the oldest remains of these animals were found.

In Idaho, USA, 10 years ago there lived a representative of the domestic dog.


As a result of the domestication of the dog, its muzzle became shorter, its teeth became smaller, and its eyes became larger and rounder.


The oldest remains of a domestic dog from Poland is about 6 years old and was found near Sandomierz.


There are 344 dog breeds in the world.

These breeds are recognized by the Fédération Cynologique Internationale (FCI). Dog breeds are divided into 10 main groups. Modern dog breeds are the result of artificial selection.

Scientists have put the intelligence of dogs on the same level as the intelligence of a child of two or two and a half years.

Dogs can learn over 150 words, and very intelligent dogs (20% of all dogs) can learn up to 250.

A dog's most important sense is, of course, smell.

There are over 200 million odor receptors in a dog's nose. This is 40 times more than that of a human. This is why a dog's sense of smell is so unique. Dogs begin to use their sense of smell when they are still puppies.

A dog can hear sounds from a distance four times greater than a human.

It is able to detect the source of sound in 1/600 of a second.

The oldest dog breed is most likely the Persian Greyhound, which was trained by the ancient Egyptians.

They were used to hunt gazelles, antelopes and hares. In some regions of the world they are still used for hunting. Their hunting instinct is very strong.

Dogs have an excellent sense of the Earth's magnetic field.


Hearing is the second most useful sense for dogs.

Sounds that are too loud can be painful for dogs, so you should always be aware of this.

A dog's ear is controlled by at least 18 muscles.


Norse Lundehunds have 6 toes on their paws.


The oldest known dog bones were found in Asia and date back to approximately 10.000 BC.


Two dogs are enough to form a pack.


Dogs grouped in a pack are more likely to chase and hunt than an individual animal.


In 1957, the dog Laika became the first living creature sent into space aboard a satellite.


Dogs see ultraviolet light.


The heaviest dog breed in the world is the St. Bernard, their weight reaches up to 120 kg.


Greyhounds are the fastest breed on earth, reaching speeds of up to 70 kilometers per hour.


The smallest dog breed is the Chihuahua.

This breed is descended from ancient, slightly larger dogs that lived in the courts of Asian rulers known as Techichi. The Chihuahua is a very active and courageous dog that is not afraid of other animals, regardless of their size. These dogs prefer the company of representatives of their breed. Chihuahuas come in two varieties - short-haired and long-haired.

Tomarctus is a species of canid that lived 23–16 million years ago and gave rise to the line of dogs today.


Spaying or neutering dogs helps prevent certain types of cancer.


City dogs live on average 3 years longer than their suburban counterparts.


The DNA of dogs is 99,9% identical to that of the gray wolf.


Dogs roll in dirt, mud, and debris to mask their own scent. This is due to the past when they were much more exposed to danger than today.


The oldest dog lived to the ripe old age of 29 years.


Dogs can detect many diseases such as cancer, diabetes and mental problems.


The level of intellectual development of a dog can reach that of a two-year-old child.


The Australian Shepherd is actually native to North America.


Dog blood types are determined based on the canine erythrocyte antigen classification system.

There are 12 blood types in dogs, the most common being DEA-1.1, DEA-1.2, DEA-3, DEA-4, DEA-5 and DEA-7.

Bloodhounds can track scents that are over 300 hours old.


It is estimated that there are about 400 million dogs in the world.


A dog wagging its tail to the left indicates that it is afraid. When he wags his tail to the right, he is showing joy.


There are over 200 million odor receptors in a dog's nose.

This is 40 times more than that of a human. This is why a dog's sense of smell is so unique.

When dogs howl, they adjust the timbre of their voice to their surroundings to make their own howl stand out from others.


Dogs reach sexual maturity approximately 6 months after birth.

However, a six month old bitch may have trouble carrying her first pregnancy to term, so it is advisable to wait a little longer before breeding. Subsequently, bitches come into heat approximately once every six months.

Dogs see most colors in a gray scale.

The exception is colors with shades of yellow and blue, which are visible to dogs.

Dogs' paw pads are equipped with sweat glands.


Dogs cool their bodies with their breath

Since dogs don't sweat (except on their paws), they won't be able to regulate their body temperature in any other way. So when we see a dog panting, we can be sure that he is simply cooling down.

Dogs, like people, have dreams. If your dog moves strangely while sleeping, he may be dreaming.


Dogs have 319 bones, which is more than 100 more bones than humans.


Like cats, dogs have three eyelids. The extra eyelid helps keep the eyes moist.


Touch is the first sense that dogs develop.


Puberty in dogs occurs at approximately six months of age. However, female dogs are usually not yet developed enough to carry a pregnancy to term properly.


Dogs come into heat regularly at intervals of six months.

However, there are exceptions: some dogs give birth only once a year.

The oldest dog according to the Guinness Book of Records was Bluey, who lived 29 years, 5 months and 7 days.


Puppies are born completely deaf and blind and spend 90% of their time sleeping.


Newborn puppies do not have the ability to thermoregulate, so if left unattended, their mothers may die from hypothermia.


At about 8-10 days of age, small dogs begin to open their eyes.

They develop hearing only on the 13th-17th day of life.

Three dogs survived the sinking of the Titanic.

They were two miniature Pomeranians and one Pekingese.

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