[After realizing his previous claim about iron-eating animals being flung into space was dismantled]

I have a question, though. If it's not repolarizing for 200,000 years, how come we still have it? I mean, it's caused by the hot insides of Earth. However, you fail to understand, too, that magnets LOSE strength over time. 20,000 years ago, the Earth would have been destroyed by the heat of the planet.