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Re: Yet more on dinosaur quad climbers



On Fri, Jul 12, 2013 at 05:24:59PM -0400, Ruben Safir wrote:
> On Fri, Jul 12, 2013 at 01:52:53PM -0700, Mike Habib wrote:
> > On Jul 12, 2013, at 1:08 PM, Ruben Safir <ruben@mrbrklyn.com> wrote:
> > 
> > > try it yourself.  Stick long lightweight and strong planes onto your
> > > arms and walk down the street.  I think you will find the affect very
> > > enlightening :)
> > 
> > I imagine it wouldn't be bad at all, actually.  
> 
> 
> Then do it.  Give a week just to be sure of the affect.
> 
> 
> > > reason.  You need to tuck the feathers out of the way when you are
> > > moving around with any speed.  The tail feathers are for display.  Maybe
> > > a Trex used its arm feathers for display.


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.