The Rise of the Dinosaurs
The Ancients
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The Evolution of Dinosaurs
The first fossils we have are footprints and handprints that these tiny, humble little dinosaur ancestors left behind as they were racing along the mud flats around the rivers and lakes of Central Europe about 250, 251 million years ago. We define dinosaurs as all animals that stem from the most recent common ancestor of iguanodon and megalosaurus. And Steve, is this the time where we get, I've got words down here on my notes such as archosaurs and dinosaur morphs? Is this the time when we start seeing these types of creatures emerging? That's right.
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