I just uploaded a dinosaur origins video
on YouTube. Click here to view it.
Click to view Origin of Dinosaurs and Birds video now on YouTube.
Figure 2. The origin of dinosaurs to scale. Gray arrows show the direction of evolution. This image includes Decuriasuchus, Turfanosuchus, Gracilisuchus, Lewisuchus, Pseudhesperosuchus, Trialestes, Herrerasaurus, Tawa and Eoraptor.