Ancient birds from North America colonized the South
Tuesday, July 13, 2010 - 09:49
in Paleontology & Archaeology
Scientists studying ancient species migration believe northern birds had the ability to colonise continents that southern species lacked. The research, published in Ecography, reveals how the ancient 'land bridge' of Panama, which first connected North and South America, caused an uneven species migration, leading to a new understanding of species diversity today.