At the age of about four months the baby starts babbling and producing different sounds. Vocalisations Interestingly, during the first six month s infants with ASD show a similar to typically developing infants’ rate of vocalizations, the pattern of face-gazing accompanied by vocalizations (Young et al . 2009) and typical behaviour in social-vocal patterns (Chericoni et al . 2016). (At this age, the first signs could be looked for in other areas, such as, for example, motor