Dogs have a really great sense of smell. Scientists believe that their sense of smell is between 10,000 and 100,000 times better than humans.
You should never feed a dog chocolate as it can make them very unwell.
Have you ever wondered why a dogs nose is wet? They have mucus glands in their nose which produces mucus.
Chihuahuas are the smallest breed of dog in the world. They are usually between 6 to 9 inches tall.
The Great Dane is the tallest dog in the world. They can grow up to 86cm tall!
There are lots of dog breeds around the world. In fact there are around 200.
Dogs are very clever. So clever in fact, there are jobs for dogs. These jobs help us in many different ways.
Dogs are very fast runners! One of the fastest breeds is the Greyhound.
They believe they were domesticated from around 20,000 – 40,000 years ago!
The scientific name for a dog is ‘canis lupus familiaris’ …but we think we’ll stick to the word dog!