Re: Footstep sounds - was RE: Novas, Age of Dinos in S.A., pg 203 figure D

[Mike Taylor <mike@indexdata.com>]

I'd think that sound level would correlate pretty darned well with
vibration.  Or do you know of animals whose locomotion makes the
ground vibrate but does not produce much sound?

2009/10/14 Jaime Headden <qi_leong@hotmail.com>:
>
>   Mike, I am not sure where the miscommunication has occured, but I have not 
> actually been talking about _sounds_, nor apparently was the person you 
> initially responded to when you brought up "earth shaking," "earthquakes," 
> etc.  The issue was about vibrations through the ground, and I was rather 
> explicit in my post about using _vibration_ and not _sound_.  You seem to 
> have misread or miscontrued your refutation of the earth-shaking properties 
> of large objects walking and/or rolling along the ground (silently, even) to 
> only refer to their sounds, which was never an issue.
>
>   You comment about _walking_ cattle across a dirt road=2C seemingly in 
> support of the above argument, because apparently you are construing the 
> topic of "earth-shaking" to be limited to a walking (and therefore apparently 
> silent) sauropod.  This still has nothing to do with prevention of vibration 
> through the ground (read: NOT sound!).
>
> Cheers,
>
> Jaime A. Headden
>
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