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.
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.