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Re: ABSRD BAND on Sinornithosaurus feathers

Ronald Orenstein wrote:
> At 11:27 AM 15/03/01 -0500, you wrote:
> >In a message dated 3/15/01 10:20:24 AM EST, kinman@hotmail.com writes:
> >
> ><< If every stage in the
> >  evolution of a morphological structure has to be adaptive, then it is
> >  difficult to fathom how a simple hollow cylinder .... can be functional
> > in an animal. >>
> That's going to surprise a lot of porcupines I know....

And Polar Bears. Aren't their hairs hollow to channel sunlight to the
black skin.

Les Eastman
Havre de Grace, MD