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If you want a dog to see things in a green background the best color is blue.
Over half of dog owners include their dogs in annual holiday photos.
The ancient religion Zoroastrianism includes in its religious text titled the Zend Avesta a section devoted to the care and breeding of dogs.
Greyhounds can reach a speed of up to 45 miles per hour.
Dogs can be trained to detect cancer and other diseases in humans.
Chase that tail! Dogs chase their tails for a variety of reasons: curiosity, exercise, anxiety, predatory instinct or, they might have fleas! If your dog is chasing his tail excessively, talk with your vet.
Dogs have three eyelids, including one to keep their eyes moist and protected.
Dogs can use their sense of smell to gauge our emotions, they can smell fear, anxiety, even sadness. This is because they can smell hormones such as adrenaline.
More than one in three U.S. families owns a dog.
About one-third of a dog’s brain is dedicated to smell.
In Croatia, scientists discovered that lampposts were falling down because a chemical in the urine of male dogs was rotting the metal.
In ancient Greece, kennels of dogs were kept at the sanctuary of Asclepius at Epidaurus. Dogs were frequently sacrificed there because they were plentiful, inexpensive, and easy to control. During the July 25 celebration of the kunophontis ("the massacre of dogs"), dog sacrifices were performed to appease the ancestors of Apollo’s son, Linos, who was devoured by dogs..
Seeing eye dogs pee and poo on command so that their owners can clean up after them. (The command is usually "Get busy!" and pups will pace back and forth until they do their business.) Male dogs are also trained to do their business without lifting their leg.
Ancient Egyptians revered their dogs. When a pet dog would die, the owners shaved off their eyebrows, smeared mud in their hair, and mourned aloud for days.
Average body temperature for a dog is 101.2 degrees.
Dogs are direct descendants of wolves.
Flyball, a dog sport consisting of relays, hurdles, and ball retrieving, was developed in the late 60s, and the first tournament was held in 1983.
A dog could detect a teaspoon of sugar if you added it to an Olympic-sized swimming pool full of water.
Dogs can learn more than 1000 words.
One of Michael Vick's former fighting dogs, Leo, went on to be a therapy dog who comforted dying children.
Basset Hounds cannot swim.
Chow Chows are born with pink tongues, which turn blue-black at 8 to 10 weeks.
During the Renaissance, detailed portraits of the dog as a symbol of fidelity and loyalty appeared in mythological, allegorical, and religious art throughout Europe, including works by Leonardo da Vinci, Diego Velázquez, Jan van Eyck, and Albrecht Durer.
The best dog to reportedly attract a date is the Golden Retriever. The worst is the Pit Bull.
Dachshunds were originally bred to fight badgers.
Dogs are omnivores -- they eat meat, grains and vegetables.
The border collie or sheep dog is often considered to be the most intelligent breed of dog some of them have been trained to recognize the words for up to 1,000 objects and retrieved them by verbal command.
Female dogs can get pregnant when their bodies undergo changes which make them receptive to male dogs. This is called being on heat or in estrus.
The Basenji is the world’s only barkless dog.
There are hundreds of breeds of dogs.
Dachshunds were bred to fight badgers in their dens.
A Border Collie named Chaser has learned the names of 1,022 toys, and can retrieve each by name.
Most dogs have 18 or more muscles to tilt, rotate, and move their ears.
The origin of amputating a dog’s tail may go back to the Roman writer Lucius Columella’s (A.D. 4-70) assertion that tail docking prevented rabies.
Dogs are all direct descendants of wolves.
Dogs have sweat glands in between their paws.
Puppies love games such as hide and seek! Hide, then call your pup's name so she can try to find you.
Only dogs and humans have prostates.
There are nearly 14,000 animal shelters and rescue groups across North America.
Americans love dogs! 44% of U.S. households have a dog, which equates to 55.3 million homes
Hound dogs and long-nosed dogs also have a unique name for their head-type: "Dolichocephalic."
Mastiffs wore armor and were sent after mounted knights in Roman times.
The largest dog was an English Mastiff who weighed 343 pounds.
Bingo is the name of the dog on the box of Cracker Jacks.
Dogs are naturally submissive to any creature with a higher pack status.
The current world record for a Flyball race is 14.413 seconds, set by the team "Touch N Go" of Las Vegas.
Did you hear that? Sound frequency is measured in Hertz (Hz). The higher the Hertz, the higher-pitched the sound. Dogs hear best at 8,000 Hz, while humans hear best at around 2,000 Hz.
With love and a little patience, dogs can learn to walk backwards, salute and bow.
Is something wet? Unlike humans who sweat everywhere, dogs only sweat through the pads of their feet.
Greyhounds appear to be the most ancient dog breed. "Greyhound" comes from a mistake in translating the early German name Greishund, which means "old (or ancient) dog," not from the color gray.
Gidget is the name of the Taco Bell dog.
This pup, Nesbit, earned over one million Delta airline miles in his life and had his own frequent flier card.
In Roman times, mastiffs donned light armor and were sent after mounted knights.
Dogs can count up to five and can perform simple mathematical calculations.
A dog's sense of smell is 10,000 times stronger than a human's.
The smallest known adult dog was a Yorkshire Terrier that was only 2.5 inches at the shoulder, and weighed only 4 ounces.
More than half of all U.S. presidents have owned dogs.
Express yourself. Dogs’ ears are extremely expressive. It’s no wonder! There are more than a dozen separate muscles that control a dog’s ear movements.
The process of birthing puppies is called "whelping."
In Australia, a man who was arrested for drug possession argued his civil rights were violated when the drug-sniffing dog nuzzled his crotch. While the judge dismissed the charges, they were later reinstated when a prosecutor pointed out that in the animal kingdom, crotch nuzzling was a friendly gesture.
It costs approximately $10,000 to train a federally certified search and rescue dog.
In ancient China, people kept warm by putting dogs up their sleeves.
The most popular male dog names are Max and Jake. The most popular female dog names are Maggie and Molly.
Revolutionary War soldiers sometimes brought their dogs with them into battle. Such was the case with George Washington and his dog, Sweetlips.
A dog’s heart beats up to 120 times per minute, or 50% faster than the average human heartbeat of 80 times per minute
There are only 350 Cisky Terriers in the world, possibly making it the rarest breed.
Dogs DO have better low-light vision than humans because of a special light-reflecting layer behind their retinas.
Two stray dogs in Afghanistan saved 50 American soliders. A Facebook group raised $21,000 to bring the dogs back to the US and reunite them with the soldiers.
A dog's sense of smell is reduced by up to 40 percent when he's overheated and panting.
The most popular dog breed in Canada, U.S., and Great Britain is the Labrador retriever.
The St. Bernard is the heaviest dog breed.
The world’s smallest dog breed is the Chihuahua.
Obesity is the top health problem among dogs.
Dog trainers in ancient China were held in high esteem. A great deal of dog domestication also took place in China, especially dwarfing and miniaturization.
A dog’s vision is not fully developed until after the first month.
'Frito Feet' is the name of the phenomenon in which the bacteria on a dog's paws cause them to smell like corn chips. Because a pup's feet are in constant contact with the ground, they pick up tons of microorganisms in their paws. When dogs cool off by sweating through the pads of their feet, the combo of moisture and bacteria releaces a nutty, popcorn-like aroma. Basically it's dog B.O.
Dogs have been used since the 1700’s for therapy.
The Basenji is the only barkless dog.
Paul McCartney of the Beatles recorded a high pitched whistle at the end of "A Day in the Life" for his dog.
Puppies’ eyes do not fully open until they’re about 12 days old.
The Saint Bernard gains its name from the "Great St. Bernard Hospice;" the monastery where Barry and other mountain dogs was raised by monks to rescue victims from the snowy Alps.
Wolves and dogs can mate to produce fertile offspring.
In 2001, it was estimated that there are approximately 400 million dogs in the world.
The Beatles song "A day in the Life" has an extra high-pitched whistle, audible only to dogs. It was recorded by Paul McCartney for the enjoyment of his Shetland sheepdog.
The most dogs ever owned by one person were 5,000 Mastiffs owned by Kublai Khan.
Eighty-seven percent of dog owners say their dog curls up beside them or at their feet while they watch T.V.
Franklin Roosevelt spent $15,000 for a destroyer to pick up his Scottie in the Aleutian Islands.
Chihuahuas are born with soft spots in their skulls, just like human babies.
The Labrador Retriever has been the most popular dog breed since 1991.
In Egypt, a person bitten by a rabid dog was encouraged to eat the roasted liver of a dog infected with rabies to avoid contracting the disease. The tooth of a dog infected with rabies would also be put in a band tied to the arm of the person bitten. The menstrual blood of a female dog was used for hair removal, while dog genitals were used for preventing the whitening of hair.
There are about 400 million dogs in the world.
Laika, a Russian stray, was the first living mammal to orbit the Earth, in the Soviet Sputnik spacecraft in 1957. Though she died in space, her daughter Pushnika had four puppies with President John F. Kennedy’s terrier, Charlie.
A person should never kick a dog facing him or her. Some dogs can bite 10 times before a human can respond.
At the end of the Beatles’ song "A Day in the Life," a high-pitched dog whistle was recorded by Paul McCartney for his sheepdog.
The earliest dog fossil dates back to nearly 10,000 B.C.
One kind of Pekingese is referred to as a "sleeve" because it was bred to fit into a Chinese empress’ sleeves, which was how it was often carried around.
Bingo is the name of the dog on the side of the Cracker Jack box.
Stroking dogs and gazing into their eyes releases the "feel good" hormone oxytocin for both people and dogs.
Puppies then take a year or more to gain the other half of their body weight.
Smaller breeds mature faster than larger breeds.
Dachshunds were originally bred for fighting badgers.
Dogs do not have an appendix. Why haven’t humans gotten rid of theirs yet?
The smallest dog on record was a matchbox-size Yorkshire Terrier. It was 2.5" tall at the shoulder, 3.5" from nose tip to tail, and weighed only 4 ounces.
More than 1 in 3 American families own a dog.
The Golden Retriever, one of the most popular dog breeds, was first bred in Scotland in the mid 1800s.
Dogs in a pack are more likely to chase and hunt than a single dog on its own. Two dogs are enough to form a pack.
The name of the dog on the Cracker Jacks box is Bingo. The Taco Bell Chihuahua is a rescued dog named Gidget.
A Russian dog named Laika was the first animal in space, traveling around Earth in 1957.
Analysis of the dog genome demonstrate only 4 major types of dogs: "Old Lineage Dogs," "Mastiff-type Dogs," "Herding Dogs," and "Modern Hunting Dogs."
France has the 2nd highest dog population.
Walt Disney's family dog -- named Sunnee -- was the inspiration behind "Lady and the Tramp."
Dogs have a very good sense of smell. The part of a dog’s brain that analyses smell is 40 times larger than a human’s and they can smell 1,000 to 10,000 times better than us.
The Chihuahua was named for the state in northwestern Mexico where they were discovered.
The heaviest breed, the Mastiff, weighs about 200 pounds.
A one year old dog is as physically mature as a 15 year old human.
President Theodore Roosevelt's Bull Terrier Pete ripped the pants off French Ambassador Jules Jusserand.
Different smells in the a dog’s urine can tell other dogs whether the dog leaving the message is female or male, old or young, sick or healthy, happy or angry.
It’s not a fever... A dog’s normal temperature is between 101 and 102.5 degrees Fahrenheit. How much do you know about dog health? Take our Doggy First Aid Quiz!
Greyhounds are the fastest dogs on earth, with speeds of up to 45 miles per hour.
The Border Collie, Poodle and Golden Retriever are considered the world's smartest dog breeds.
Puppies are sometimes rejected by their mother if they are born by cesarean and cleaned up before being given back to her.
Apple and pear seeds contain arsenic, which may be deadly to dogs.
When dogs copulate, it is very normal for them to get stuck together and it may last for up to 45 minutes.
Corgi is Welsh for "dwarf dog".
The most popular breed of domestic dog in the US and the UK is the Labrador Retriever.
Many foot disorders in dogs are caused by long toenails.
Watch that plate of cookies! A Dog’s sense of smell is 10,000 – 100,000 times more acute as that of humans.
According to a study shared by Cornell University, dogs were domesticated between 9,000 and 34,000 years ago.
Male dogs have a bone in their penis.
All breeds of dog have been found to attack livestock, from 3-month-old puppies to 13-year-old poodles.
President Franklin Roosevelt created a minor international incident when he claimed he sent a destroyer to the Aleutian Islands just to pick up his Scottish Terrier, Fala, who had been left behind.
Dog’s don’t see in black-and-white, they have 2 color receptors, and can see yellow and blue.
The bible mentions dogs 14 times.
Dog’s definitely don’t see like hawks. They have very poor eyesight, but can distinguish movement 10-20 times better than humans.
A Great Dane named "Just Nuisance" is the only dog to have officially enlisted in the Royal Navy.
The shape of a dog’s face suggests how long it will live. Dogs with sharp, pointed faces that look more like wolves typically live longer. Dogs with very flat faces, such as bulldogs, often have shorter lives.
Most dogs have 42 teeth.
The oldest known breed is likely the Saluki, originally trained by Egyptians to help them track game.
Pitter patter. A large breed dog’s resting heart beats between 60 and 100 times per minute, and a small dog breed’s heart beats between 100-140. Comparatively, a resting human heart beats 60-100 times per minute.
Petting dogs is proven to lower blood pressure of dog owners.
It is much easier for dogs to learn spoken commands if they are given in conjunction with hand signals or gestures.
Teddy Roosevelt’s dog, Pete, ripped a French ambassador’s pants off at the White House.
Seeing spots? Or not... Dalmatian puppies are pure white when they are born and develop their spots as they grow older.
It’s been demonstrated that dogs can reduce both physical and emotional anxiety.
The world’s smartest dogs are thought to be (1) the Border Collie, (2) the Poodle, and (3) the Golden Retriever and the dumbest dog is believed to be the Afghan Hound.
The Labrador is so popular, in 2006 there were approximately 3-5 times more Labs as there were German Shepherds or Golden Retrievers.
The U.S. has the highest dog population in the world.
Search and Rescue dog training begin as games played while puppies.
Dogs can be trained to detect cancer in humans.
The most intelligent dogs are reportedly the Border Collie and the Poodle, while the least intelligent dogs are the Afghan Hound and the Basenji.
Rock star Ozzy Osborne saved his wife Sharon’s Pomeranian from a coyote by tackling and wresting the coyote until it released the dog.
Female dogs are only ready to mate–"in heat"–twice a year for a total of roughly 20 days.
Chocolate contains a substance known as theobromine (similar to caffeine) which can kill dogs or, at the very least, make them violently ill.
Like human babies, Chihuahuas are born with a soft spot in their skull which closes with age.
A dog's average body temperature is 101.2 degrees.
Dogs with little human contact in the first three months typically don’t make good pets.
One unspayed female dog, her mate and their puppies can produce 67,000 puppies in six years.
Yummy! Dogs have about 1,700 taste buds. Humans have approximately 9,000 and cats have around 473.
Puppies can sleep 18 to 20 hours a day during that rapid body growth phase.
A dog's whiskers are used as sensing devices.
Those born under the sign of the dog in Chinese astrology are considered to be loyal and discreet, though slightly temperamental.
A puppy is born blind, deaf, and toothless.
Dogs engage in rapid-eye-movement when they sleep, and have dreams just like humans do.
Why are dogs’ noses so wet? Dogs’ noses secrete a thin layer of mucous that helps them absorb scent. They then lick their noses to sample the scent through their mouth.
Dogs have a ligament in the neck which allows them to conserve energy while running long distances following scent trails with their nose to the ground. Many other species have a similar ligament and it is called a Paddywhack.
Seventy percent of people sign their pet’s name on greeting and holiday cards.
Here’s looking at you. Dogs have three eyelids, an upper lid, a lower lid and the third lid, called a nictitating membrane or "haw," which helps keep the eye moist and protected.
Touch is the first sense the dog develops. The entire body, including the paws, is covered with touch-sensitive nerve endings.
Dogs are capable of understanding up to 250 words and gestures, can count up to five and can perform simple mathematical calculations. The average dog is as intelligent as a two-year-old child.
After the fall of Rome, human survival often became more important than breeding and training dogs. Legends of werewolves emerged during this time as abandoned dogs traveling in packs commonly roamed streets and terrified villagers.
Puppies have 28 teeth and adult dogs have 42.
Move over Rover! 45% of dogs sleep in their owner’s bed (we’re pretty sure a large percentage also hog the blankets!)
One of the most famous Labrador Retrievers was "Endal," an assistance dog recognized as the most decorated dog in the world.
Your pup reaches his full size between 12 and 24 months.
An African wolf dog known as the Basenji is the only dog in the world that cannot bark.
Max, Jake, Maggie and Molly are the most popular dog names.
Endal was the first dog to ride on the London Eye (the characteristic ferris wheel in London, England), and was also the first known dog to successfully use a ATM machine.
The term "dog days of summer" was coined by the ancient Greeks and Romans to describe the hottest days of summer that coincided with the rising of the Dog Star, Sirius.
U.S. Customs dogs "Rocky" and "Barco" were so good at patrolling the border that Mexican drug lords put a $300,000 bounty on their heads.
The first dog chapel was established in 2001. It was built in St. Johnsbury, Vermont, by Stephan Huneck, a children’s book author whose five dogs helped him recuperate from a serious illness.
National Geographic's Dr. Brady Barr measured a dog's average bite force at 320 pounds of pressure per square inch.
The Labrador Retriever is the #1 favorite breed in the U.S., Canada, and the U.K.
The dog was frequently depicted in Greek art, including Cerberus, the three-headed hound guarding the entrance to the underworld, and the hunting dogs which accompanied the virgin goddess of the chase, Diana.
Dogs can see best at dawn and dusk.
In general, smaller breeds live longer than larger breeds.
Alexander the Great is said to have founded and named a city Peritas, in memory of his dog.
Dogs can be taught to count and solve simple math problems.
Tiger Woods stuttered as a child and used to talk to his dog until he fell asleep in an effort to get rid of it.
Dogs can smell about 1,000 times better than humans. While humans have 5 million smell-detecting cells, dogs have more than 220 million. The part of the brain that interprets smell is also four times larger in dogs than in humans.
During the Middle Ages, mixed breeds of peasants’ dogs were required to wear blocks around their necks to keep them from breeding with noble hunting dogs. Purebred dogs were very expensive and hunting became the province of the rich.
Most experts believe humans domesticated dogs before donkeys, horses, sheep, goats, cattle, cats, or chickens.
Newfoundlands are great swimmers because of their webbed feet.
The phrase "raining cats and dogs" originated in 17th century England when it is believed that many cats and dogs drowned during heavy periods of rain.
A German Shepherd guide dog led her blind companion the entire 2,100 mile Appalachian Trail.
Bloodhound dogs have a keen sense of smell and have been used since the Middle Ages to track criminals.
The Mayans and Aztecs symbolized every tenth day with the dog, and those born under this sign were believed to have outstanding leadership skills.
The average city dog lives 3 years longer than a country dog.
This dog, Naki'o, lost all of his legs to frostbite in Colorado, but now has four prosthetic legs and can run around like normal.
The breed Lundehune has 6 toes and can close its ears.
The oldest known dog bones were found in Asia and date as far back as 10,000 B.C. The first identifiable dog breed appeared about 9000 B.C. and was probably a type of Greyhound dog used for hunting.
Some dogs can smell dead bodies under water, where termites are hiding, and natural gas buried under 40 feet of dirt. They can even detect cancer that is too small to be detected by a doctor and can find lung cancer by sniffing a person’s breath.
Thomas Jefferson helped enact a dog tax in Virginia, because he was annoyed that dogs were killing his sheep.
The Chihuahua was named after the state in Mexico where they were discovered.
The Labrador Retriever is the most popular breed, according to the American Kennel Club.
The oldest dog on record was an Australian cattle dog named Bluey who lived 29 years and 5 months. In human years, that is more than 160 years old.
A dog most likely interprets a smiling person as baring their teeth, which is an act of aggression.
Dogs were first domesticated by cavemen.
Dogs can see in color, though they most likely see colors similar to a color-blind human. They can see better when the light is low.
Dogs’ sense of hearing is more than ten times more acute than a human’s.
In 2003, Dr. Roger Mugford invented the "wagometer," a device that claims to interpret a dog’s exact mood by measuring the wag of its tail.
While not the best when it comes to sight, dogs have a keen sense of hearing, and can hear sounds at 4 times the distance of humans.
Dogs like to chew bones but cooked bones and bones that can splinter such as cooked chicken bones should not be given to dogs.
Every dog on earth likely descended from a species knows as the Tomarctus – a creature that roamed the earth over 15 million years ago.
A dog’s shoulder blades are unattached to the rest of the skeleton to allow greater flexibility for running.
Dogs have twice as many muscles to move their ears as people.
Dogs with big, square heads and large ears (like the Saint Bernard) are the best at hearing subsonic sounds.
Pregnancy can be prevented by spaying the female dog, this involves removing both the ovaries and the uterus.
The Akita is one of the most challenging dogs to own. Some insurance companies have even characterized it as the #1 "bad dog" and may even raise an Akita owner’s homeowner insurance costs.
Dogs do not have an appendix.
Two Labradors, Lucky and Flo, were the first dogs known for sniffing out pirated DVDs.
Why do they do that? When dogs kick after going to the bathroom, they are using the scent glands on their paws to further mark their territory.
There are an estimated 400 million dogs in the world.
No, it’s not just to make themselves look adorable. Dogs curl up in a ball when they sleep due to an age-old instinct to keep themselves warm and protect their abdomen and vital organs from predators.
Although it was once illegal to keep dogs as pets in Iceland's capital city, the laws have been relaxed.
Dogs are natural pack animals.
There are almost 5 million dog bites per year; children are the main victims. Dog bites cause losses of over $1 billion a year.
In 2002 alone, more people in the U.S. were killed by dogs than by sharks in the past 100 years.
President Calvin Coolidge owned at least a dozen dogs.
Police dogs can smell human bodies even when they are buried up to 3 meters in the ground.
Puppies are blind, deaf and toothless when born.
At about 6 inches, the Chihuahua is the shortest breed.
Dogs who have been spayed or neutered live longer than intact dogs.
Humans have kept dogs as pets for over 12,000 years.
The ancient Mbaya Indians of the Gran Chaco in South America believed that humans originally lived underground until dogs dug them up.
Wow, check out those choppers! Puppies have 28 teeth and normal adult dogs have 42.
Dogs don't enjoy being hugged as much as humans and other primates. Canines interpret putting a limb over another animal as a sign of dominance.
The are 4 constellations named after dogs.
Some studies believe that dogs started to be domesticated 33,000 years ago.
Thirty percent of all Dalmatians are deaf in one or both ears. Because bulldogs have extremely short muzzles, many spend their lives fighting suffocation. Because Chihuahuas have such small skulls, the flow of spinal fluid can be restricted, causing hydrocephalus, a swelling of the brain.
New puppies have heat sensors in their noses to help find their moms while their eyes and ears are closed.
Hollywood’s first and arguably best canine superstar was Rin Tin Tin, a five-day-old German Shepherd found wounded in battle in WWI France and adopted by an American soldier, Lee Duncan. He would sign his own contracts with his paw print.
At the age of 4 weeks, most dogs have developed the majority of their vocalizations.
The U.S. has the highest dog population in the world. France has the second highest.
The Alaskan Malamute can withstand temperatures as low as 70 degrees below zero.
Petting a dog can lower your blood pressure.
Dogs cannot distinguish between red and green as these colors would appear as shades of grey to a dog.
A lost Dachshund was found swallowed whole in the stomach of a giant catfish in Berlin on July 2003.
Dogs are mentioned in the Bible more than 35 times.
Smaller breeds of dogs mature faster than larger breeds.
The Beagle came into prominence in the 1300s and 1400s during the days of King Henry VII of England. Elizabeth I was fond of Pocket Beagles, which were only 9" high.
Weird dog laws include allowing police offers in Palding, Ohio, to bite a dog to quiet it. In Ventura County, California, cats and dogs are not allowed to have sex without a permit.
The largest breed of dog is the Irish Wolfhound.
In early Christian tradition, Saint Christopher, the patron saint of travelers, is sometimes depicted with a dog’s head.
Tired puppies get cranky just like little kids. If you have a fussy puppy, try nap time.
Dogs often bury bones so that they can dig them up at some moment in the future when they are hungry.
If never spayed or neutered, a female dog, her mate, and their puppies could produce over 66,000 dogs in 6 years!
Some stray Russian dogs have figured out how to use the subway system in order to travel to more populated areas in search of food.
Pugs and other dogs with short muzzles have a peculiar head-type known as "Brachycephalic."
Highly trainable dog breeds like Golden Retrievers, Labrador Retrievers, German Shepherds and Collies are more kid-friendly than some other breeds.
A dog can both sniff and breathe at the same time.
A dog’s mouth exerts 150–200 pounds of pressure per square inch with some dogs exerting up to 450 pounds per square inch.
Most dogs are capable of understanding up to 250 words and gestures.
Just like human fingerprints, no two dogs' nose prints are alike.
One survey reports that 33% of dog owners admit they talk to their dogs on the phone or leave messages on answering machines while they are away..
The oldest dog on record – a Queensland Heeler named Bluey – was 29 years, 5 months old.
Big happy "helicopter" tail wagging is one sign of a really nice dog
Davy Crockett had a dog named Sport.
Dogs with a flesh colored nose is said to have a "Dudley Nose."
n ancient China, an emperor's last line of defense was a small Pekingese dog literally hidden up his sleeve.
The Newfoundland has a water-resistant coat and webbed feet.