That's what bothers me about zombie films; there has to be a way zombies can tell who is and who isn't infected.
In fact, this was brought up in Shaun of the Dead, when they acted as zombies to get past, but I digress.
(
Bourbon Fox Bourbon is a moron,
Sun 29 Apr 2012, 22:06,
archived)
Pheremones.
(
Mu Dinofiddler,
Sun 29 Apr 2012, 22:07,
archived)
But if we can tell who's infected and who isn't, why couldn't a zombie?
(
Mu Dinofiddler,
Sun 29 Apr 2012, 22:09,
archived)
Behavioural assessment ability is compromised.
Much like people on the interwebs.
*looks around shiftily*
(
Yo 'Ho of Charlie mass-market saucetrepreneur,
Sun 29 Apr 2012, 22:13,
archived)