DurhangAddict, on Jul 5 2009, 07:06 PM, said:
I don't know if anyone is going to dig up the information, but it is a well known fact that they do this. It's that whole survival of the fittest thing.
The chicken doesn't even need to be broken or bleeding, there are cases where the other chickens simply smell or in some other way sense weakness and desease in another chicken and they'll kill it or run it off.
Chickens are not nice fluffy bunny rabbits.