For frog image in this exhibit: information is as follows:

Most images are from the Smithsonian Institution, National Museum of Natural History. (c) 1991 Smithsonian Institution. Not to be reproduced without permission.

Image of frog skeleton taken from the "Whole Frog" Project, and copyrighted by the Lawrence Berkeley Laboratory. Any commercial use of their materials requires prior permission.

Other pictures and text are copyright 1994, 1995, 1996 by The Museum of Paleontology of The University of California at Berkeley and the Regents of the University of California.

All materials appearing on this Web Server (WWW.UCMP.BERKELEY.EDU) may not be reproduced or stored in a retrieval system without prior written permission of the publisher, except for educational purposes, and in no case for profit.