Police are seeking public assistance to locate a seven-month-old infant, missing from Ipswich since 26 November.
The boy, pictured, was last seen at a Warwick Road address around 12pm on Wednesday, and has not been seen since.
Police have expressed concern for the infant's welfare due to his young age.
Police believe the infant could be travelling with a 26-year-old woman, known to him, who is Caucasian in appearance, approximately 160cm tall, with brown hair and a slim build.
It is believed they may be travelling between the Ipswich, Brisbane and Logan areas.
Anyone with information that could assist in locating the infant, is urged to contact police.
If you have information for police on this, please call Policelink on 131 444 now. If someone is in immediate danger, call 000.