There may be many reasons why a dog likes to bite the owner's hands and feet. If the dog is in the period of tooth replacement, because the teeth are particularly itchy, it may choose to bite the owner's hands and feet to grind its teeth. In addition, dogs may bite their owners' hands and feet to attract their owners' attention, especially when they want their owners to play with them.

In addition, dogs are more sensitive to smells. If the owner's hands or feet If there is a special taste, such as the taste of food, they may want to taste it; if it is a taste they don’t like, the dog may want to clean up the taste, so they may bite the owner’s hands and feet.