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RE: More on the baby Triceratops

But phyletic bracketing also includes the bowler bird, which does not
have parental care after hatching. 

Kenneth Carpenter, Ph.D.
Curator of Lower Vertebrate Paleontology/
Chief Preparator
Department of Earth Sciences
Denver Museum of Nature & Science
2001 Colorado Blvd.
Denver, CO 80205
Phone: 303-370-6392
Fax: 303-331-6492

for PDFs of some of my publications, as well as information of the Cedar
Mountain Project: 

-----Original Message-----
From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu] On Behalf
Of T. Michael Keesey
Sent: Wednesday, March 08, 2006 9:27 AM
To: Dinosaur Mailing List
Subject: Re: More on the baby Triceratops

On 3/8/06, Richard W. Travsky <rtravsky@uwyo.edu> wrote:
> On Tue, 7 Mar 2006, Nick Pharris wrote:
> > Quoting Guy Leahy <xrciseguy@sbcglobal.net>:
> >>
> >> http://www.berkeley.edu/news/media/releases/2006/03/06_triceratops.
> >> shtml
> >
> > Interesting that the baby, at a year old, is still very much in the
> > stage.  Does this suggest fairly protracted parental attention?
What say ye?
> I also wonder how small they were at birth.
> Even at 1 year old there's no way their tiny legs could've kept up 
> with adults; that implies, I think, some degree of parental attention.

Not really--who says marginocephalians cared for their post-hatchling
young at all? (Okay, phylogenetic bracketing does--but that's it,
TMK.) Young ones could have lived in independent creches--who knows?
Mike Keesey
The Dinosauricon: http://dino.lm.com
Parry & Carney: http://parryandcarney.com