Re: The biggest dinosaurs

[dmorgan <dmorgan@exesolutions.com>]

Bettyc wrote:
> 
> Mark Shelly wrote:
> >  I can?t help feeling that the plight of the elephants, mammoths, and
> > mastodons is not similar.  Once their regional pockets they lived in were
> > gone (due to expanding deserts, glacier advances, expanding grasslands,
> > farming and shepherding man) these animals are/were doomed.  <snip>
> >    Mammals, once their teeth are warn away would die of starvation.  Some
> > of the larger, like Elephants have more than 2 sets of teeth to help
> > overcome this limitation but even they can starve to death after their
> > last set is worn away.
> 
> but this seems to ignore those island-dwelling dwarf elephants found
> near Southern California.  If they were in this kind of surroundings
> long enough to become dwarfed (genetically) then the population must
> have been viable for quite some time in just such a situation as you
> infer.  Why couldn't this have happened to sauropods?
> --
>            Betty Cunningham
> the reply-to in this e-mail is a spam trap
> remove the dash in flyinggoat in e-mail replies


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Thanks,

Dan