On Sat, 16 Jan 2010, Augusto Haro wrote:
[...] Regarding the amphibious lifestyle hypothesis for sauropods: how many profound, wide rivers or lakes would be needed in a given area to support viable population numbers of different sauropod species? Not
Hmmm. Interesting question (to me at least)
saying it could be not, an perhaps this can help explaining the low sauropod diversity of Cretaceous small continental masses.