Re: Ape theories & Aquaticism
From: firstjois (firstjoisyike_at_hotmail.com)
Date: 11/18/04
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Date: Wed, 17 Nov 2004 22:58:20 -0500
Algis Kuliukas wrote:
>> "firstjois" <firstjoisyike@hotmail.com> wrote in message
>> news:<wfadncwfKqm1VQfcRVn-hQ@comcast.com>...
>>> Nick Maclaren wrote:
>> [..]
>>
>>>>> However, having supported Algis in that, I don't think that it is
>>>>> much evidence for anything, except that young, underweight boys
>>>>> are often denser than water and are very likely to drown if they
>>>>> fall in and can't swim. That is well known.
>>>>>
>>>>> But even fatter, more buoyant humans will drown if either they
>>>>> don't know how to float or conditions are unsuitable for it. It
>>>>> certainly isn't impossible that our fat distribution wasn't at
>>>>> least partially selected by its help against drowning, but it
>>>>> seems unlikely that was a major factor.
>>
>> Of course. No one is claiming that fat people don't drown, just that
>> adipocity is negatively correlated with drowning risk, all other
>> things being equal. Whatever criteria is used to determine whether a
>> factor is 'major' or 'minor', the fact is it is likely to have been
>> *more* of a factor in our ancestors if they moved in water *more*
>> than
>> did the ancestors of the chimpanzee. That's all I'm arguing for.
>> Seven
>> million years is easily long enough to see even very minor factors
>> have a great effect.
>>
>>> When teaching people survival swimming/floating the best way to
>>> survive is to stay vertical in the water with the face raising up
>>> to draw breath and then putting the face back in the water again.
>>> You see, floating has nothing to do with any of the AAT themes. I
>>> know people think we can survive in warm water but the difference
>>> between our normal internal temp and being in water of a temp lower
>>> than that does eventually chill us. That is not usually noted in
>>> AAT themes. Water also exerts pressure on the body in a way that
>>> promotes urinating more water than usual, it has a dehydrating
>>> effect. That is not usually noted in AAT themes. While walking
>>> and running speeds are often discussed our swimming speed is less
>>> than anything that might prey on us but discounted by AAT. Water
>>> fascinates children but you don't have to ask Charles for studies,
>>> you can just look at causes of death for children. Walking in
>>> water has nothing to do with hairy or hairless legs but walking in
>>> water requires a different action on the knees, maybe hips. If we
>>> adapted for water, we wouldn't walk this way (No don't play that
>>> music!) probably wouldn't need all this toe action either. Just
>>> look at water mammals and check out their knees and toes.
>>>
>>> I don't keep track of Paul's postings anymore, so I'm not
>>> responding to his comments but just to the AAT line.
>>>
>>> Jois
>>
>> Blimey, twelve sentences. That must be some kind of a record.
>> Congratulations, Jois.
>>
>> Algis Kuliukas
Thank you! In return, should I be expecting you to cut back a little?
Jois
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