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Re: four winged Archaeopteryx



--- Graydon <oak@uniserve.com> wrote:

> 
> Whereas I'd consider a long thin bony tail to be a
> primary candidate
> for insulative feather mobility, just to keep it
> from freezing off. 
> 

And the lack of a long, thin, bony tail might have
meant less to heat in cold weather.

Glen Ledingham