I remember as a kid about the same amount of time ago having a hamster that of course had babies, and watching the babies eat the mother. Needless to say, my kids were not allowed to have hamsters. And to this day, both are over 30, and they still don't know why not
If a squirrel pulled the head off a chicken I don't want to see the size of that squirrel. Seriously, they might eat something already there but one can't possibly pull a chicken's head through the wire against it's will and pull the head completely off. Unless those GMO's have created Super...