There are times when fish appear telepathic. Consider the uncanny way a school of bait fish moves as one to avoid a predator, or the way goldfish in their lighted bowl turn towards the glass when someone walks into a dark room.
Researchers often describe this ability as “touch-from-a-distance.” But fishy sixth sense is closer to hearing than touch. It’s what allows salmon to deftly ply the currents and eddies as they make their spawning runs upstream. They listen to the flow. » Continue Reading.