Not letting your pet to socialize 

Keeping your pet away from other people and animals could be bad for their evolution and it is recommended to let it meet new friends because this will help their development. 

According to animal specialists, letting your dog interact with other animals or sending it to puppy socializing classes could be vital for them, because they will learn how to behave properly. Avoiding the socializing of your pet could develop real aggressive tendencies. 

“Though it’s important to keep a new puppy away from areas frequented by dogs with an unknown vaccination history, puppies need to meet new people and dogs in order to be properly socialized,” said Long.