[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index][Subject Index][Author Index]
Re: Dinosaurs Had Sex As Youths, Study Says
> Question; on what criteria are they judging when the dinosaurs were
"Adults" in this context was the ending of the rapid phase of growth,
which can be seen in histological sections by a shift to extremely closely
spaced growth rings (the External Fundamental System) rather than typical
> Modern dinosaurs are capable of laying eggs that hatch into young when
> are adolescents, just as humans are. It isn't particularly good for
> nor for the babies. If some of the larger ancient dinosaurs kept
> throughout life, how would one judge when they were full grown?
See above. Dinosaurs do seem to reach a point when they are barely growing
larger each year: the end of their rapid phase of growth.
Thomas R. Holtz, Jr.
Senior Lecturer, Vertebrate Paleontology
Department of Geology Director, Earth, Life & Time Program
University of Maryland College Park Scholars
Building 237, Room 1117
College Park, MD 20742
Phone: 301-405-4084 Email: firstname.lastname@example.org
Fax (Geol): 301-314-9661 Fax (CPS-ELT): 301-405-0796