Here is an interesting story about some Indiana researchers diving in a cave in the Carribean and finding mammal bones of extinct species.
http://www.usnews.com/articles/science/plants-animals/2009/08/18/sloth-and-primate-fossils-found-in-underwater-cave.html Exactly what is a "prehistoric cave?" Are they older than "historic caves?" Can a historic cave be older than a prehistoric cave? --------------------------------------------------------------------- Visit our website: http://texascavers.com To unsubscribe, e-mail: texascavers-unsubscr...@texascavers.com For additional commands, e-mail: texascavers-h...@texascavers.com