Lou here are some links. <http://enchantedlearning.com/subjects/mammals/…>http://enchantedlearning.com/subjects/mammals/… http://dinosaurs.about.com/od/… <http://sciencedaily.com/releases/2011/…>http://sciencedaily.com/releases/2011/… its interesting best Harold At 08:22 AM 11/25/2011, you wrote: >Thanks for that information Harold! I hadn't known mammals were that old. > >Lou > >_______________________________________________ >pbs mailing list >pbs@lists.ibiblio.org >http://pacificbulbsociety.org/list.php >http://pacificbulbsociety.org/pbswiki/