Besides being an adorable and important part of marine ecosystems, baby seals might have a unusual ability. They can change the pitch of their voices to be better understood, like humans do, a new study found.
원문출처 : https://www.cnn.com/2021/11/02/world/baby-seals-vocal-learning-study-scn/index.html
원문출처 : https://www.cnn.com/2021/11/02/world/baby-seals-vocal-learning-study-scn/index.html