31 Weird animal facts about dogs

Only Chow Chow and Shar-pei dogs have blue tongue. Tweet This

Dingos were not indigenous to Australia. Tweet This

During WW2 the Russians prepared dogs for anti-tank suicide missions. Tweet This

Dogs’ sense of smell is estimated to surpass ours around 600,000 times. Tweet This

YOU MAY ALSO CHECK OUT: 35 INTERESTING ANIMAL FACTS ABOUT BIG AND SMALL DOG BREEDS

Dogs’ life expectancy is on average 16 years. Tweet This

The oldest recorded age for a dog was almost 30 years. Tweet This

The tallest dogs are the Great Dane and the Irish Wolfhound. Tweet This

The Chihuahua is the smallest dog. Tweet This

YOU MAY ALSO CHECK OUT: 41 ANIMAL FACTS ABOUT DIFFERENT TYPES OF DOGS

The St. Bernard is the heaviest dog breed. Tweet This

Dogs are omnivorous and should not eat just meat. Tweet This

At birth puppies are blind, deaf and can’t smell. Tweet This

Puppies open eyes at age 16 days. Tweet This

Mixed-breed dogs usually have behaviour similar to the breed they most resemble visually. Tweet This

All dogs, from the German Shepherd to the tiny Poodle, are direct descendants of wolves. Tweet This

Dogs of any breed can mate, producing fertile offspring. Technically, they are all one species. Tweet This

Dogs can regurgitate (vomit food) at will. Tweet This

Dogs don’t see all the colours that humans do. Tweet This

The Greyhound can run at 46 mph (over 70km/h). Tweet This

Barking Sands Beach in Hawaii is famous for its strange dry sand that “barks like a dog.” Tweet This

Two dogs survived the Titanic tragedy. Tweet This

The Great Dane breed of dog comes from Germany. Tweet This

At the end of the Beatles’ song “A Day in the Life”, Paul McCartney included an ultrasonic whistle to make his Shetland Sheepdog happy. Tweet This

Dogs are mentioned around 40 times in the Bible. Tweet This

Prairie dogs are in fact rodents. Tweet This

The Poodle’s “haircut” was used to improve their swimming abilities. The pom-poms’ role is to keep their joints warm. Tweet This

There are more than 70,000,000 pet dogs in the United States. Tweet This

One million US dogs are at first place in their owner’s last will. Tweet This

One in three US households has a dog as pet. Tweet This

Worldwide, there are 800 distinct breeds recognised. Tweet This

The Labrador Retriever is the most preferred breed in USA, Canada and UK. Tweet This

Young dogs have 28 milk teeth, later substituted by 42 permanent. Tweet This