TALLAHASSEE, Fla., July 30 -- Florida State University issued the following news release:
Florida State University researchers are part of an international team whose work reveals that North and South American mammals interacted before the Panamanian land bridge formed about 3 million years ago.
Professor of Geology and Environmental Science Yang Wang and geology doctoral student Chance Hannold are coauthors of a new study that challenges the long-held belief that North and South American mammals did not mix until the continents joined through an isthmus, a narrow strip that connects two larger land masses. Instead, the researchers found evidence of some North American animals clustering in present-day southern Mexico before opportunities...