It turns out, some birds even stutter, just as some humans stutter. For some reason, individuals who stutter 'get stuck' on a phonetic sound.
From stuttering birds, scientists have learned clues to the cause of human stuttering.
It turns out, some birds even stutter, just as some humans stutter. For some reason, individuals who stutter 'get stuck' on a phonetic sound.
From stuttering birds, scientists have learned clues to the cause of human stuttering.