birds (was Re: Selective Extinction)

["Thomas R. Holtz, Jr." <th81@umail.umd.edu>]

>Rob Meyerson wrote:
> So, IMHO, birds survived simply because they were small.

The puzzler is that only neornithine birds survived.  Enantiornithine birds,
which by  the latest K were pretty sophisticated anatomically, did not.

Thomas R. Holtz, Jr.
Vertebrate Paleontologist     Webpage: http://www.geol.umd.edu
Dept. of Geology              Email:th81@umail.umd.edu
University of Maryland        Phone:301-405-4084
College Park, MD  20742       Fax:  301-314-9661