New hump-backed dinosaur discovered

Very interesting. The hump could have been for mating purposes, quite possibly, since heat regulation is out of the question. Then there is the possibility that it was an anchor for a fat reserve, much like modern camels. It's also possible that it could have been a defensive weapon. Since there is a lack of extensive blood supply to the region, that makes since. It may have been ridged, sharp enough to damage an attacker going for the back, or at least force the attacker to come from the front. Any other ideas, folks? I highly doubt this therapod is the direct ancestor of birds, it's just a c... [More]