Interesting and Amazing Facts About Dogs - Good to Know

These beloved pets have been by our side for thousands of years, assisting with hunting, herding, and providing companionship. But there's more to these loyal companions than meets the eye. Dogs can be smart, savage, cute, or even understanding. Having them around has become so routine that it hardly occurs to us how little we actually know about them. We've gathered here cool, fun, cute and even creepy facts about dogs you probably didn't know. For example, where did dogs come from and when? How good is their sense of smell and hearing ability? How much do you know about their intelligence? Learn the answers and share!

Top 10 Amazing Facts

Spiked dog collars were first used as armor to protect the neck from the claws and teeth of other animals.
Dogs evolved from wolves once they got domesticated by a human. It was about 35 thousand years ago. No one knows for sure now when it happened.
Dachshunds were bred specifically for hunting badgers. "Dachshund'' is their German name which is literally translated as "badger dog".
Dogs have three eyelids per eye. Moreover, the third eyelid is essential for protection. It removes all the extraneous matter from the eye and is responsible for the tissue immunity reaction.
In 1919, shepherd Rin-Tin-Tin became the first movie star dog starring in smash-hit movies that brought box office success for Warner Bros., then young company. The dog earned about $1,000 a week.
Dogs have very good hearing. They are able to hear ultrasonic frequencies, catch the sounds at distance four times farther compared to humans, and quickly identify the source of the sound.
Puppies are born blind and deaf, but have a lot more nerve endings on their bodies than adults. With help of these nerve endings, they discover the world around them in the first two weeks of life.
Dogs are very good at catching humans' emotions and efficiently use emotional sounds to find their way around. In this sense, dog brain response is very similar to ours.
Dogs sweat through their paw pads and nose tips. In general, a dog has glands all over its body, but these glands are of a different type that dogs need to oil the skin and coat.
An average dog can remember about 160 words. The memory capacity greatly depends on breed and training. Gifted dogs remember up to 300 words and more rarely the word number reaches one thousand!