Gallery: The Diversity of Dino Ancestors

1 of 10


Credit: Marlene Donnelly/Field Museum of Natural History
The pig-size Dicynodon was part of a large, dominant group of plant eaters found across the southern hemisphere until the mass extinction event weakened…Read More »

their numbers so that newly emerging herbivores could compete. New research published April 29 in the journal PNAS finds that these new competitors, which eventually gave rise to dinosaurs, diversified quickly in southern Pangea.    Less «
More from LiveScience