There are 7 different groups of dogs: Toys, Hounds, Herding, Sporting, Non-Sporting, Working, and Terriers.
Dogs breathe 10-30 breaths per minute.
A dog's temperature is between 100.2-102.8 degrees Fahrenheit.
Dingoes are not wild dogs. They are actually feral dogs, dogs who were once domesticated, but have reverted to living in the wild.
Charles Cruft, founder of the Crufts dog show, started his career by selling dog food.
A dewlap is the pendulous folds of skin on the neck, like you would see on a Bloodhound.
Contrary to popular belief, after the first year of life, a dog is equivalent to 16 human years. After two years, they are equivalent to a 24 year old, at 3 years a 30 year old, and each year after, add 5 human years to determine your dog's age.
There are over 35 breeds that come from the Mastiff.
It is illegal to dock your dog's ears in the UK.
A Chihuahua is as closely related to a Wolf as a Husky.
A Chow Chow has a black tongue.
North America has the highest dog population in the world.
A Chihuahua is the oldest breed of dog native to North America.
A Greyhound can run up to 45 miles per hour for short periods of time.