Re: Cost in Aquatic Birds (also short)

["David Marjanovic" <david.marjanovic@gmx.at>]

----- Original Message -----
From: "James R. Cunningham" <jrccea@bellsouth.net>
Sent: Thursday, April 11, 2002 10:51 PM


> > What exactly is pronation? [...]

thx

> My intent was just to bring it up.  I'm not interested in testing it, but
> thought others might be.

I don't care who tests it. Thanks for bringing up the idea :-)

> For an example the type of rotation I'm talking about,
> look at a sea turtle's front limb rotation during the downstroke, relative
to
> that of a bird or bat.

Isn't that just the same as flying in air but with a more pronated wing? --
Where do penguins lie in this range (not to mention dippers...)?