Were written by a complete total lunitic several hundred years AFTER the alleged time of Jesus. John was crazier than a colony of Piss Ants.
Like the vast majority of the Bible: Just Fantasy. Only John's fantasy was gross psychotic hullicinations.
You might also note that ALL domesticaed animals have lost a great amount of their natural instinct. It has nothing to do with some imaginary Sky Spook. It's because they no longer need to hunt, nor are they being hunted.