(1) Their pointing gestures and vocalisations will be video-recorded to allow detailed analyses to be carried out on the characteristics of pre-verbal communication.

(2) The vocalisation you are most likely to hear is that produced by juveniles when they are playing.

(3) You could have made efforts to minimise your vocalisation while having sex. You have not shown due respect for other human beings.

(4) Other signs, such as increased vocalisation, may or may not indicate a problem.

(5) The children performed these tasks either silently or while engaging in a task designed to suppress their vocalisation of the word names.

(6) Because of the way in which adults respond to infants, these early vocalisations occur with increasing frequency.

(7) "It was strange to hear an alarm call or vocalisation from a fruit bat typically we hear at night, " he told BBC Earth News.

(8) Then we'll analyse every millisecond of their facial behaviour and vocalisation.