Dogs Poop in Alignment with Earth's Magnetic Field.
The world's oldest dog died at age 29.
A guy is 3 times more likely to get a girl's phone number if he has a dog with him.
Humans and dogs first became best friends 30,000 years ago.
Every Dog's mitochondrial DNA is 99.9% the same as a gray wolf.
In English-speaking countries, the most popular names for dogs are Max and Molly.
Dogs and cats only sweat from their footpads and nose.
Dogs have 13 blood types, horses have 8, cows have 9 while Humans only have 4.
Paul McCartney recorded an ultrasonic whistle audible only to dogs at the end of "A Day in the Life".
In South Carolina, the maximum sentence for beating your dog is longer than the max sentence for beating your wife.
A dog's sense of smell is 10,000 times stronger than humans.
Cats have +100 sounds in their vocal repertoire,
while dogs have only 10.
Humans and dogs are the only two species known to seek visual clues from another's eyes. And dogs only do it with humans.
Cats are America's most popular pets: there are 88 million cats compared to 74 million dogs.
The first cloned dogs, six Canadian Labradors, started to work for South Korea's customs service as sniffers in 2009.
The Nazis tried to teach dogs to talk and read.
Abraham Lincoln's dog,
Google prefers dogs to cats. Their official code of conduct specifically states they are a dog company.
In Switzerland, some people still regularly eat dog and cat meat. It's legal in the country.
Husky dogs have been banned from Antarctica since 1994.
3 dogs survived the Titanic sinking out of 12 canines on board.
Dogs were used as messengers in WW1, carrying orders to the front lines in capsules attached to their bodies.
The smallest living dog in terms of length is a chihuahua who measured 15.2 cm (6 in).
Chocolate can sicken and even kill dogs.
Trained Dogs can sniff out prostate cancer with 98% accuracy.
The average dog is as intelligent as a two-year-old child.
About one million dogs are the primary beneficiary in their owners' wills in the U.S.
30,000 dogs a day are slaughtered in China for meat and fur.
A coyote crossed with a dog is called a "coydog".
Laika, the first dog in space, did not die peacefully as initially reported by the Soviets. She died because the cabin overheated.
A dog's nose is the equivalent of a human fingerprint: each has a unique pattern.
It is illegal to spay or neuter your dog in Norway except under very specific circumstances.
Dogs are as smart as a 2-year-old baby. They can learn and understand over 150 words.
More than 86,000 people are injured by tripping over their cats and dogs every year in the U.S.
Dogs and elephants are the only animals that seem to instinctively understand pointing.
Unspayed females dogs only go into heat twice a year.
Dogs wag their tails to the right when they're happy and to the left when they're frightened.
If your dog's feet smell like corn chips, you're not alone. The term "Frito Feet" was coined to describe the scent.
Newborn dogs are born blind and deaf. Most puppies open their eyes and respond to noises after about two weeks.
The Labrador dog is from Newfoundland and the Newfoundland dog is from Labrador.
USPS mail carriers are attacked by 6000 dogs per year.
Once a dog hits the age of 10, its chance of dying from cancer is 50%.
Only 5% of dogs experience dental decay, compared with 90% of children.
Dogs have only recently been able to watch TV, since they need about 70 images per second, which older TVs couldn't deliver.
One "dog year" is not equivalent to 7 human years. Dogs age at various rates, depending on their size.
Dogs and cats tend to be right-pawed or left-pawed.
U.S. troops in Vietnam employed over 5,000 'war dogs'.
93% of dogs and 75 % of cats that go missing in the U.S. are returned safely, a study found.
The "Territorio De Zaguates" (Land of the Strays) in Costa Rica is a huge no-kill dog shelter where you can hike for free with the dogs.
The tallest known dog, as of 2010, was a Great Dane who measured 1.092 m (43 in) tall.