120-Million-Year-Old Fossil Pushes Back Origin of Marsupial Lineage

A new species of deltatheroidan mammal from China may be the oldest confirmed ancestor of marsupials yet found, offering fresh evidence that Asia played a central role in the deep evolutionary split between marsupials and placental mammals. The post 120-Million-Year-Old Fossil Pushes Back Origin of Marsupial Lineage appeared first on Sci.News: Breaking Science News.