You never know when one of these questions may pop up in a quiz. We’ve listed out 30 Fun Facts About Dogs below – see how many you know and enjoy this bit of January frivolity… A dog’s nose print is unique, much like a person’s fingerprint.A dog’s nose has as many as 300 million receptors, a human nose has about 5 million.Dogs’ noses can sense heat, which explains why blind or deaf dogs can search and find anything that gives off heat like an animal or human.Dog’s find yawning contagious just like humans – a yawn from you can trigger of a yawn from your dog (and there is research to prove this).Dogs curl up in a ball when sleeping to protect their organs—from their days in the wild, when they were vulnerable to predator attacks.Dogs are not colourblind, they can also see blue and yellow.Dalmatians are born completely white, and develop their spots as they get older.When dogs kick backward after they go to the bathroom it’s not to cover it up, but to mark their territory, using the scent glands in their feet.Greyhounds can beat cheetahs in a race. While cheetahs can run twice as fast as greyhounds, they can only maintain that 70 mph speed for about thirty seconds. A Greyhound can maintain a 35 mph speed for about seven miles.The Bloodhound’s sense of smell is so accurate that the results of its tracking can be used as evidence in a court of law in America.A human’s blood pressure goes down when petting a dog. And so does the dogs.Dogs have twice as many ear muscles as humans, and it’s estimated that they can hear sounds four times better than us. Tilting their head helps them hone in on distant sounds.Dogs have three eyelids, and their third one is called the nictitating membrane and is for extra protection.The nitrogen in your dogs urine is what causes lawn burns, and fertilized yards tend to suffer more because of their higher than usual nitrogen levels. Try our Grass Saver to help with this.Some dogs have shown an ability to be able to detect epileptic seizures and other medical issues.Dogs can see better in low light than humans due to an extra light reflecting layer behind their retinas.The only sweat glands a dog has are located between his paws.Dogs snore more than cats – an estimated 21% of dogs snore compared to 7% of cats.Dogs dream just like us. Researchers discovered that dogs experience the same wave patterns we do when we sleep.Dogs have approximately a sixth of the number of taste buds that humans have (1,700 taste buds to humans’ approximately 9,000).Newborn dogs are still developing, according to research, so their ear canals and eyes are still closed. Most puppies open their eyes and respond to noises after about two weeks.Dogs get hotter quicker than humans. A dogs normal body temperature is slightly higher than that of humans, which means that hotter temperatures can affect them more.The oldest dog lived to be 29 years old.Dogs sniff butts to learn about each other.Newfoundlands make the perfect lifeguards. This breed has a water-resistant coat and webbed feet making them ideal for swimming.Dogs have an amazing sense of vocabulary, with the ability to learn over 1,000 words.The world’s oldest dog breed is a Saluki.There are around 900 million dogs in the world.All our favourite dog breeds have descended from the wild wolf.And last but not least…According to Paul Mcartney – the Beatles song – A Day in the Life – has at the end of the song, a frequency was added that only dogs can hear – who knows if that is true or not. So just how many of those 30 Fun Facts about Dogs did you actually know – interesting arent they?