Dave Hone: evaluation

Transcript context

…So basically, we don’t know much about the dating and the sex lives of T-Rexes. Well, not much, but you can make some inferences. So, for example, all tyrannosaurs have at least some kind of crest on the head. The early ones have like this midline crest, it, it really doesn’t work on a human. They have like a midline crest running along the top of the nose that sticks up. The later ones largely don’t, but they do have this weird armored structure along those fused nasals and then they have little horns over the eyes. Those, as far as we can tell, don’t really have any kind of obvious mechanical function, and loads, like outside of the feathered dinosaurs, the vast majority of carnivorous dinosaurs have some kind of crestal display feature on the head. When you say “display feature,” meaning for sex appeal, to attract mates?…

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