A dog's nose is not just used for smelling, but also to keep him cool.
Humans have kept dogs as pets for over 12,000 years.
Smaller breeds mature faster than larger breeds.
A dog's heart beats up to 120 times per minute.
A puppy is born blind, deaf and toothless.
The oldest reliable age recorded for a dog is 29 years.
The average dog lives 8 to 15 years.
Puppies sleep ninety percent of the day for their first few weeks.
The Chihuahua was named after the state in Mexico where they were discovered.
The basenji is the only dog that cannot bark.
|10 of the worlds deadliest tourist destinations|
|10 crazy laws you did now know existed|