• Dogs can "catch" human emotions – If you’re stressed, your dog may feel stressed too.

• Dogs bark differently based on their breed and size – Small dogs have higher-pitched barks than larger ones.

• Dogs often roll in smelly things to disguise their scent – It’s an instinct from their hunting ancestors.

• Dogs prefer to play with toys that make noise – It mimics the sound of prey animals.

• Some dogs walk in circles before lying down due to an ancient instinct – It was once a way to flatten grass.