Paleo study shows how elevation may affect evolution
Wednesday, June 3, 2015 - 08:20
in Paleontology & Archaeology
About 34 million years ago, global temperatures took a dive, causing a sudden wave of extinctions among European mammals. In North America, however, life went on largely unscathed. A new study explains why: the rise of the Rocky Mountains had forced North American mammals to adapt to a colder, drier world.