Short Wave

If Monkeys Could Talk...

Jul 1, 2022
Jon Hamilton, NPR science correspondent, dives into the fascinating world of primate communication. He explores the surprising vocal abilities of marmosets and macaques, revealing their potential links to human speech. The conversation also highlights the unique vocal patterns of orangutans like Tilda, who mimics human sounds. With insights into brain structures and evolutionary ties, Hamilton suggests that these primates might one day engage in speech-like communication, challenging our understanding of what makes us uniquely human.
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ANECDOTE

Marmoset Sounds

  • Aaron Scott likens marmoset vocalizations to a kindergarten classroom's energy.
  • Jon Hamilton reveals the sound is actually a marmoset, known for its complex vocalizations.
INSIGHT

Speech Origins Debate

  • Scientists debate the origin of human speech: a sudden leap forward or gradual refinement.
  • Studying monkeys and apes provides clues about vocal abilities present millions of years ago.
ANECDOTE

Macaque vs. Marmoset

  • Christina Cirkovich compares vocalizations of marmosets and macaques.
  • Macaques make limited calls, mainly expressing emotions, without much change in pitch or structure.
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