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Re: Yet more on dinosaur quad climbers



On Fri, Jul 12, 2013 at 02:51:22PM -0700, Mike Habib wrote:
> 
> On Jul 12, 2013, at 2:31 PM, Ruben Safir <ruben@mrbrklyn.com> wrote:
> 
> > Also, for almost all birds, at breeding season, the beaks turn color
> > but to imply beaks evoloved for dispaly makes as much sense as flight
> > feathers.
> 
> This argument makes no sense to me.  

I know