Even if your dog doesn't recognize your face on an iPad, they may recognize your voice. Studies show that dogs recognize individual voices, and are far more responsive to tone of voice than specific words. So if you call your dog on the phone, remember to use a calm, positive voice.
Can dogs sense what kind of person you are?
Dogs can sense when someone is a bad or good person. Your dog may not know the moral decisions a person has made, but he can pick up on signs of nervousness, fear, anger, and danger. Dogs notice specific things about humans that even other humans are not aware of.
Can dogs recognize certain people?
Dogs do pay attention to human faces, Andics, said. “They read emotions from faces and they can recognize people from the face alone, but other bodily signals seem to be similarly informative to them.”
Do dogs prefer specific people?
Pet dogs can prefer their owners. But preference appeared to be context-dependent. In the unfamiliar location, dogs were more likely to seek petting from their owner, allocating almost 80% of their interaction time to the owner.
Do dogs gravitate towards certain people?
Does it ever seem to you like your dog naturally likes or dislikes certain people he comes in contact with? Well, you're not crazy- it's a natural occurrence in all dogs. In fact, the better their sense of smell, the more picky they are with whom they like or dislike.

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