Dinosaurs Down Under May Help Explain Prehistoric Migrations

The remains of two gigantic dinosaurs discovered in Australia may shed light on how dinosaurs spread across the globe. The dinosaurs are both titanosaurs, massive plant-eaters with long necks and thick limbs. The first, a new species known as Savannasaurus elliottorum, was about half the length of a basketball court and lived about 95 million years ago during the Cretaceous period. Paleontologists also found the skull of a Diamantinasaurus matildae, which grew longer than a city bus and was first identified in 2009 based on fossils in the same region as these latest finds....
http://www.npr.org/sections/thetwo-way/2016/10/20/498697427/dinosaurs-down-under-may-help-explain-prehistoric-migrations?ft=nprml&f=1001