Re: Science feather strength debate

["T. Michael Keesey" <keesey@gmail.com>]

On Thu, Nov 4, 2010 at 8:44 AM, Mike Habib <habib@jhmi.edu> wrote:
>
> Indeed, feather asymmetry is complicated, to an extent. Greg is mostly 
> correct in his description, but not quite precise. The asymmetry dies affect 
> twist, and feather twisting in the outboard wing is indeed important (though 
> they twist on both strokes, and 'air resistance' isn't quite the right term, 
> but I know what he's getting at). ÂThe catch is that symmetrical feather can 
> provide the same kinematics, but it requires more material.

Could this simply be yet another weight-reducing adaptation, then?

-- 
T. Michael Keesey
Technical Consultant and Developer, Flex Specialist
Glendale, California
http://tmkeesey.net/