Chapter
Evolution of Vocal Learning in Birds and Humans
40:48 - 53:42 (12:53)
Studies have shown that the same brain circuits are being used in birds for semantic and effective communication, which led to the brain pathway or motor theory of vocal learning origin, where the duplication of the surrounding motor circuits plays a crucial role in the evolution of speech and vocal learning in humans and parrots.
Clips
The same brain circuits are used by birds when communicating semantic and effective information.
40:48 - 45:56 (05:07)
Summary
The same brain circuits are used by birds when communicating semantic and effective information. Semantic communication refers to communication with meaning while effective communication involves more of an emotional content.
ChapterEvolution of Vocal Learning in Birds and Humans
EpisodeDr. Erich Jarvis: The Neuroscience of Speech, Language & Music
PodcastHuberman Lab
This episode explores the hypothesis that the evolution of speech evolved first for singing, as a more emotional means of attraction.
45:56 - 50:25 (04:29)
Summary
This episode explores the hypothesis that the evolution of speech evolved first for singing, as a more emotional means of attraction. The host shares his own family's history and his lack of inherited singing talents despite belonging to a family of talented singers.
ChapterEvolution of Vocal Learning in Birds and Humans
EpisodeDr. Erich Jarvis: The Neuroscience of Speech, Language & Music
PodcastHuberman Lab
Vocal learning required integration between brain regions responsible for hearing and those responsible for controlling motor movements of the larynx and tongue.
50:25 - 53:42 (03:16)
Summary
Vocal learning required integration between brain regions responsible for hearing and those responsible for controlling motor movements of the larynx and tongue. Studies of vocal learning species such as songbirds, parrots, and humans have not only helped us understand the evolution of speech but also revealed unique connections between vocal learning and dancing.