Petra Clyde, 41, sunk her teeth into the left forearm of policewoman Jane Donlan during a violent struggle as the officer was trying to detain for assaulting another woman
A drink and drug crazed woman has been jailed after biting a female police officer on the arm during a street attack in which she was seen foaming at the mouth .
Petra Clyde, 41, sunk her teeth into the left forearm of officer Jane Donlan during a violent struggle in busy Manchester city centre.
But despite the ferocity of the attack, which took place as PC Donlan attempted to arrest Clyde for allegedly assaulting another woman, onlookers refused to intervene.