Direct stare into your eyes
Scientists have said that is like being hugged, and there is even scientific proofs to support it. Looking into the eyes of your pet is not only a way to express love, but also releases the hormone oxytocin which makes you feel happier and more bonded with your pooch.

Cuddling after eating
It is well known that all dogs love food, and studies suggest that the action that follows eating is a sign of what they value the most. A dog that cuddle his owner after they have eaten means that he feels comfortable with you and wants to spend time with you.
Showing love
All the above signs are all illustrations of how dogs show their love to their owners. Dogs can sense your love for them and then reciprocate with one or even several of these gestures.
Source: iheartwild.com