The indigenous community appealed for help after being unable to explain the illness that had killed the children.
Four children in the Awajun indigenous tribe died after being bitten by the bloodsucking mammals.
Health workers have given rabies vaccine to more than 500 people who have also been attacked and bitten.
Peru's health ministry has sent emergency teams to a remote Amazon region to battle an outbreak of rabies spread by vampire bats.
More here >> Peru's Official Health Ministry