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Note. Whole-body verbs are depicted in red and manual verbs in blue. (A) Whole-body and manual verb frequency for each mother. Distribution shows that each mother produced whole-body and manual verbs, but frequency ranged from 36 to 348 verbs. (B) Means (solid dots) and individual data (open dots) for the frequency (left) and variety (right) of mothers’ verbs to their 13- and 18-month-old infants.
* p <.05.
