LOL.

Its a symbiotic relationship between different species.

Dave L

"Pythagoras was probably more of a mystic than a rational thinker, but he still commanded great respect from his followers. He was known as a performer of miracles. Xenophanes, a poet-singer told a story, regarding the Pythagorean doctrine of the transmigration of souls, about a scene where a little dog is being thrashed, Pythagoras says "Stop beating, for in this dog lives the soul of my friend; I recognize him by his voice."