What about snakes? They "hear" not through ears, but through resting their jaw on the ground and feeling the sound traveling through the earth. How would that fit in your view?a13antichrist said:For that matter, how do we even know that the tape recorder is recodring sounds, and not sound-wav vibration patterns? It could very well record in raw format, and simply reproduce the same fluctuations, irrespective of the existence or not of objective 'sound' taking place.