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To: jwalsh07
So, even without growing taller, the giraffe ancestor could have competed on even terms for those lower leaves.

Natural Selection isn't about competing on even terms.

8 posted on 03/12/2005 2:07:10 PM PST by Oztrich Boy (The true danger is when Liberty is nibbled away, for expedients. - Edmund Burke (1799))
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To: Oztrich Boy

Why does an increase in body size in a time of scarce food get selected?


10 posted on 03/12/2005 2:09:32 PM PST by jwalsh07
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