Re: GSAS auction was Re: Tampa Bay Aquarium Society Meeting Notice

[Dave Gomberg <gomberg@wcf.com>]

Dominic has it exactly.   See, it's not rocket science.

At 01:19 PM 4/7/2000 -0400, you wrote:
>With regards to Dave's questions, I cannot see any evolutionary advantage in
>forgetting how to parent, unless of course you had the unfortunate habit of
>eating your young. If that were the case, laying the eggs and leaving them
>would be far more advantageous for fry survival, wouldn't it? I know that we
>are not discussing parents leaving their young here, but that's the only way
>I can see any advantage in losing parenting skills. I don't think I'm into
>devolution.
>(I'm being kind of facetious here).
>
>More seriously though -
>
>As to the evolutionary value of eating your young, (after watching my
>roommate's dempseys demolish their 150+ fry in a 90 gal filled with
>other dempseys and giant danios), I suppose that, as
>a parent fish, if you had put time and effort (body-mass, really) into
>generating small reproductions of yourself, if you were convinced that they
>were not going to survive - for whatever reason - it would make sense to
>re-enlist the resources you had squandered (eat 'em!) so as to prepare for
>another, hopefully more successful attempt at reproduction.
>
>I don't know if i have figured anything out here - does it make any sense?
>
>Dominic Stones
>Richmond Hill,  Ontario
>
>Dave Gomerg wrote:
>
>>As long as I have gotten started, consider the following questions:
>>
>>1.  What would be the evolutionary value (if any) of forgetting how to
>>parent after a few generations?
>>
>>2.  What would be the evolutionary value (if any) of eating your babies?
>>
>>When you get those figured out, you will understand why babies get eaten.
>>--
>>Dave Gomberg, San Francisco            mailto:gomberg@wcf.com
>>Jobe's Fern and Palm Spikes FREE        http://www.wcf.com/pam
>>
>>-----------------------------------------------------------------
>
>
>
>
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--
Dave Gomberg, San Francisco            mailto:gomberg@wcf.com
Jobe's Fern and Palm Spikes FREE        http://www.wcf.com/pam

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