Detailed text transcripts for TV channel - KGO - 20120517:08:57:00
>> it proves that they've transferred the meaning of these hand signals to something that's behaviorally important to them. it's really getting at the start of how the dog processes dog/human communication. >> reporter: take a look again at this amazing million-dollar performance and look closely for the hand signals. hands outstretched, fingers up. an intricate conversation. i always wonder what my dogs are thinking when i call them and they come. do they recognize my voice and do they love me as much as i think they do? burns says the answer is yes. his newest brain scan shows callie has the...