Neural-vocal phase coupling reveals structured timing in birdsong production
Fiamma L. Leites, B. R. R. Boaretto, Cristina Masoller, Ana Amador
In three singing canaries, sliding-window cross-correlation with surrogate testing shows HVC multi-unit activity and song envelope couple at a few preferred lags (positive, near-zero, negative), correlated or anticorrelated.
bioRxiv · Jul 22, 2026 · PreprintNeuroscience✦ In-depth digest