PhysiologybioRxivPreprint
Effect of apnea and food reward on the autonomic modulation of heart rate in bottlenose dolphins (Tursiops truncatus) and belugas (Delphinapterus leucas)
Angelo Giovanni Torrente, Bertrand Bouchard, Marine Perry…·Aurélie Célérier
The paper measures heart rate and variability in cetaceans during apnea, respiration, and food reward, finding species-specific autonomic responses and validating a non-invasive ECG method.