Drone footage released shows police searching for the missing baby of Constance Marten, who has not had any medical attention since birth in early January.
The Metropolitan Police launched an urgent search operation to locate the baby.
The runaway aristocrat and her convicted rapist partner were both arrested on suspicion of child neglect.
The pair have not revealed the whereabouts of the baby to authorities.
Police discovered a pair of child ear muffs in the search for the missing baby in Roedale Valley Allotments, Brighton.
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