tony: Well, as far as how he got them there, a Pangea is not a biblical concept, but it does have a lot of supporting evidence. That would, perhaps, at least explain them being on one continent,-Pangea is about 60 myo. What is your timeline for Noah? You must be an Old Earth type believer. -> Tony: As far as the space requirements, that is an issue, I admit, and one of the reasons I am intensely curious about speciation vs. adaptation.... I don't pretend to have an easy answer to every problem.-Thanks for your honesty.