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Scientific American

2021-02-09, 22:53
Antarctic Seals Vocalize in Ultrasonic--but Not for the Usual Reason


Nearly one fifth of the underwater vocalizations produced by Antarctica’s Weddell seals occur at pitches above the limits of human hearing, according to a recent study



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https://www.scientificamerican.com/artic...al-reason/
www.chinaphonearena.com > Off The Wall > Tech & Science > [Sci-Am] Antarctic Seals Vocalize in Ultrasonic--but Not for the Usual Reason