"Whales like the sound of propellers and follow in ships 'wakes so often that fishermen long ago stopped thinking it anything unusual," cetologist Yang Hung-chia notes.
「鯨喜歡螺旋槳的聲音，經常隨船逐波前進的畫面，漁民早已屢見不鮮」，楊鴻嘉以理論支持他的論點。