Re: He's Just Not That Into New Papers

["Richard W. Travsky" <rtravsky@uwyo.edu>]

On Tue, 10 Feb 2009, Tim Williams wrote:
> Jerry Harris wrote:
>
> > Wedel, M.J. 2009. Evidence for bird-like air sacs in
> > saurischian dinosaurs.
> > Journal of Experimental Zoology 311A. doi: 10.1002/jez.513.
>
> No sooner has the ink dried on that one, then this comes out...
>
> Perry SF, Christian A, Breuer T, Pajor N, Codd JR (2008).  Implications 
> of an avian-style respiratory system for gigantism in sauropod 
> dinosaurs.  Journal of Experimental Zoology [Epub ahead of print] 
> Published Online: 2 Feb 2009
>
>
> http://www3.interscience.wiley.com/journal/121673985/abstract

The abstract says

 At 12 ton the predicted body temperature and metabolic rate of a
 growing sauropod would be similar to that of a bird scaled to the
 same body weight, but would increase exponentially as body mass
 increases

What's the upper limit for an "avian-style respiratory system"?