Silent videos that merely imply sound — such as of someone playing a musical instrument — still get processed by auditory regions of the brain. (newscientist.com)
Also like humans, the researchers found that dogs process intonation separately from vocabulary, in auditory regions in the right hemisphere of the brain. (aaas.org)
«Normally, motor regions would warn auditory regions that they are making a command to speak, so be prepared for a sound. (sciencedaily.com)