. "Either hormonal reasons, for example in newborns being affected by the hormones from their mothers or from exposure to all the chemicals and pharmaceuticals we're exposed to now, or from mechanical stimulation such as prolonged suckling."@en . . "What makes males lactate"@en . "Either hormonal reasons, for example in newborns being affected by the hormones from their mothers or from exposure to all the chemicals and pharmaceuticals we're exposed to now, or from mechanical stimulation such as prolonged suckling."@en .