Vocalization Evoked from the Optic Lobe of a Songbird

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Science  27 Aug 1965:
Vol. 149, Issue 3687, pp. 1002-1003
DOI: 10.1126/science.149.3687.1002


Vocalizations from songbirds have been evoked by electrical stimulation of the torus. These vocalizations resemble the normal alarm and scolding calls of the species. The torus of the birds appears to correspond functionally and anatomically to the mammalian central gray matter.