According to preliminary information, the boys were not fed for some time.
It is noted that parents have previously been deprived of parental rights in relation to other children.
The Perovskaya interdistrict prosecutor's office will conduct an audit, and if there are grounds, prosecutorial response measures will be taken.
On December 22, a boy born in 2013 and a girl born in 2016 were found in a ravine in the village of Prokudino.
The boy died before the arrival of doctors, the girl was hospitalized.
The UK organized an audit in connection with the incident.
Later, the department opened a criminal case on murder and attempted murder against the mother of the children found.
According to the Investigative Committee, angry at her disobedience, the woman choked the children with a scarf until she lost consciousness, after which she took them to the ravine, and she herself left for Engels.