Music & Culture Science Death metal singers have a vocal counterpart ... in bats 10:47am March 20, 2024 by Mia Venkat Animals Share URL copied to clipboard! Rob Griffith / AP Bats have a seven-octave vocal range. Researchers say, to make their low-frequency calls, bats use the same trick as throat singers and death metal growlers. Play Pause There was an error loading the media player. Copyright 2024 NPR. To see more, visit https://www.npr.org. 300x250 Ad 300x250 Ad Support quality journalism, like the story above, with your gift right now. Donate