RE:

["Thomas R. Holtz, Jr." <tholtz@geol.umd.edu>]

> From: owner-dinosaur@usc.edu [mailto:owner-dinosaur@usc.edu]On Behalf Of
> Buckaroobwana@aol.com
>
> Hello,
> Yes, Buckaroo is back asking more questions. I know I've only been on the
> list for a week but there's so much going on that I cant resist!
> 1. Does Jack Horner still embrace the notion that Tyrannosaurids were
> scavengers?

Yes.  (Actually, EVERYBODY embraces the notion that tyrannosaurids were
scavengers: Horner, however, publically supports the idea that they were
obligate or nearly obligate scavengers).

> 2. What new information about dino physiology has come to light?

Since when?

> 3. What's the situation with nasal turbinates and dinosaurs? I
> read about the
> research that showed only animals with nasal turbinates can be
> warm blooded,
> has there been any counter argument? The idea that one feature
> could mean the
> difference in metabolism seems dubious to me.

That subject is still being debated.

                Thomas R. Holtz, Jr.
                Vertebrate Paleontologist
Department of Geology           Director, Earth, Life & Time Program
University of Maryland          College Park Scholars
                College Park, MD  20742
http://www.geol.umd.edu/~tholtz/tholtz.htm
http://www.geol.umd.edu/~jmerck/eltsite
Phone:  301-405-4084    Email:  tholtz@geol.umd.edu
Fax (Geol):  301-314-9661       Fax (CPS-ELT): 301-405-0796