A dog’s heart beats between 70 and 120 times a minute, compared with a human heart which beats 70 to 80 times a minute.
A dog’s normal body temperature is 100.5 to 102.5 degrees Fahrenheit.
A female carries her young about 60 days before the puppies are born.
According to the Guinness Book of World Records, the smallest dog on record was a Yorkshire Terrier in Great Britain who, at the age of 2, weighed just 4 ounces.
The longest lived dog, according to the Guinness Book of World Records, was an Australian Cattle Dog, named Bluey, who lived to be 29.
An adult dog has 42 teeth.
It is a myth that dogs are color blind. They can actually see in color, just not as vividly as humans. It is akin to our vision at dusk.
If never spayed or neutered, a female dog, her mate, and their puppies could produce over 66,000 dogs in 6 years!
The only sweat glands a dog has are between the paw pads.
The world’s smartest dogs are thought to be (1) the border collie, (2) the poodle, and (3) the golden retriever.
Chocolate contains a substance known as theobromine (similar to caffeine) which can kill dogs or at the very least make them violently ill.
Dogs’ sense of hearing is more than ten times more acute than a human’s
More than 1 in 3 American families own a dog.
Dogs don’t like rain because the sound is amplified and hurts their very sensitive ears.
The ten most popular dogs (AKC, 2007) are in order: Labrador Retriever, Yorkshire Terrier, German Shepherd, Golden Retriever, Beagle, Boxer, Dachshund, Poodle, Shih Tzu, and Bulldog.
Dogs were the first animals domesticated by people.
A greyhound can run as fast as 45 miles an hour.
Spaying/neutering your dog before the age of 6 months can help prevent cancer in your dog.
Puppies acquire a full mouth of permanent teeth between four and seven months old.
Small dogs live the longest. Toy breeds live up to 16 years or more. Larger dogs average is 7 – 12 years. Veterinary medicine have extended this estimate by about three years. However, some breeds, such as Tibetan terrier live as long as twenty years.
Eighty percent of dog owners buy their dog a present for holidays and birthdays. More than half of them sign letters and cards from themselves and their pets.
The dog name “Fido” is from Latin and means “fidelity.”
The U.S. has the highest dog population in the world.
Most pet owners (94 percent) say their pet makes them smile more than once a day.
Dogs are mentioned 14 times in the Bible.
It has been established that people who own pets live longer, have less stress, and have fewer heart attacks.
All dogs can be traced back 40 million years ago to a weasel-like animal called the Miacis which dwelled in trees and dens. The Miacis later evolved into the Tomarctus,a direct forbearer of the genus Canis, which includes the wolf and jackal as well as the dog.
Seventy percent of people sign their pet’s name on greeting cards and 58 percent include their pets infamily and holiday portraits, according to a survey done by the American Animal Hospital Association.
A dog’s whiskers are touch-sensitive hairs called vibrissae. They are found on the muzzle, above the eyes and below the jaws, and can actually sense tiny changes in airflow.
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 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.