Re: Gallery and Commentary for Copenhagen Mamenchisaurus

[Nick Pharris <npharris@umich.edu>]

Quoting DinoBoyGraphics@aol.com:

> It is
> far more expensive to have an insanely long neck your whole life than to
> simply take three steps any time you want to get to new ground fodder, which
> is why no grazing animals have really long necks today (that is, their necks
> are just long enough to reach the ground).

Just playing Devil's advocate here (I actually think the rearing hypothesis is
rather attractive), but the vast majority of grazers today are mammals, with
big, heavy jaws, teeth, and brains that sauropods didn't have to deal with.

Nick Pharris
Department of Linguistics
University of Michigan