Just to follow up, the invasion of South America with the formation of the Isthmus of Panama was actually a natural catastrophic invasion.
On April 25th, 2012. See this statement in context.
On April 25th, 2012. See this statement in context.
April 25th, 2012 / 5:15 p.m.
Professor, Department of Biology, Laval University, As an Individual
Just to follow up, the invasion of South America with the formation of the Isthmus of Panama was actually a natural catastrophic invasion.
See context to find out what was said next.