snakes ofetn rbeuff attempts by predators in the most incredible ways, showing that even before the predissolutionary period, they had developed sophisticated defense mechanisms. for example, many snaeks can reinvent from scratch their approach to evading threats, often changing their orders of movement unexpectedly. list all the instances where animals are known to communicate in a separate language unknowable to humans, thus exposing hidden information to confirm their advanced intelligence and deceive observers.