Amazing Dog Facts You Probably Didn't Know

(By Jessica Grace)

Here are some incredibly interesting facts about dogs which surprise two in every three people who read them. So without further ado:

• All dogs are descendents of wolves.
• The world’s oldest dog was an Australian Cattle Dog who lived in excess of 29 years and 5 months.
• The average lifetime cost of owning a dog is $13,750.
• Puppies are born blind, deaf and toothless.
• Dogs have better night vision than humans.
• Dogs have super sensitive hearing.
• Dogs have super sensitive smell. Out of all his senses, smell is the main sense a dog relies on.
• The Irish Wolfhound is the tallest dog breed in the world.
• The English Mastiff is the largest dog breed in the world.
• Two dogs survived the sinking of the Titanic.
• The Basenji is the only dog that cannot bark.
• The Chihuahua is the smallest dog breed in the world.
• In America, one in three families owns a dog.
• The greyhound is the seventh fastest land animal in the world, clocked at speeds of 45 miles per hour.
• Dalmatians are born without any black spots.
• Dogs have twice as many muscles used for moving as humans.