5 Weird facts about dogs you should know

Everyone thinks that he knows everything about our canine companions.. Do you think it’s right? These is 5 surprising facts about dogs you should know it.

5 The sense of smell of your dog is 1,000 to 10 million times better than yours

All depend on the breed,for example, the dog has between 125 and 300 million scent glands, but humans have only 5 million.
The part in its brain that controls the odor is 40 times larger than yours although the the size of canine brain is much smaller than the human one.
The brain of a human is about 1/40 of its body weight while the brain of a dog is only 1/125.
However, the brain of an ant is 1/7 of its body weight.