Two days ago, the baby girl's body was found floating in the pond at Javi village, after which villagers informed the police, which seized the body and sent it for autopsy.
The postmortem report revealed that the girl survived only one day and she was strangulated, police said.
Police suspect that her parents might have thrown her into the pond after strangulating her.
A case has been registered against unidentified persons under Section 302 of the Indian Penal Code in this regard, they said.