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Politics : PRESIDENT GEORGE W. BUSH -- Ignore unavailable to you. Want to Upgrade?


To: TigerPaw who wrote (24911)7/19/2000 8:28:28 PM
From: DMaA  Read Replies (1) | Respond to of 769667
 
Having the ability to detect a preditor when your neighbor can't would accelerate the rate of adoption for a characteristic.

Duh, you don't have to be Lord of the Universe to know that eye sight is advantageous and work that spec. into the design. Sorry, can't take the leap of faith it takes to think that you can go from skin or scales to a working eye in 5 easy steps as easily as you can.



To: TigerPaw who wrote (24911)7/20/2000 12:32:15 AM
From: Neocon  Read Replies (1) | Respond to of 769667
 
Actually, you must refine your idea of a selection event. Whether or not one member of the population dies matters little; but even if many members die, as long as there is time for them to breed successors, there is no selection. In that sense, a species can be quite maladapted and nevertheless continue to flourish, as long as most members live long enough to mate and wean their young. Insects with fast life cycles are an excellent example of this point: they come to maturity quickly, breed, and die, and that is all that is required to keep a large population of (fill in the blank) to annoy us.......