Extinct early whales listened like their relatives on land, fossil evidence shows
Thursday, June 8, 2017 - 11:02
in Biology & Nature
Whales rely on a keen sense of hearing for their underwater existence. But whales show surprisingly vast differences in hearing ability. Baleen whales tune into infrasonic sounds—at frequencies too low for humans to hear—to communicate over long distances. Toothed whales do just the opposite, relying on ultrasonic frequencies too high for humans to hear.