This would appear an innate drive: The sucking reflex of the newborn is something close to a human universal. (firstthings.com)
Babies might gag and cough often when starting finger foods because the gag reflex in younger babies mouths is quite far forward and moves back as they age. (ohbabynutrition.com)
The only point to keep in mind is the «presence of mind» and «quick reflex actions». (feedspot.com)