Vocal imitation is a key part of how humans learn to speak. New research shows that bats babble to learn and use baby talk to teach, just like people do.
Every known culture on Earth has special words for kids to call their parents.
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One anthropologist found 1,072 similar words for ‘mom’ and ‘dad’ in the world’s languages. It turns out a mix of biology, culture and encouragement from parents explains this phenomenon.
Babies around the world love ‘baby-talk’ and it can help them learn language too.
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