Sökning: "ankylosaur"
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1. Dinosaur Warfare: Ankylosaur and Theropod Coevolution
Master-uppsats, Uppsala universitet/Institutionen för geovetenskaperSammanfattning : Ankylosauria is a clade of armoured dinosaurs that, throughout the Mesozoic, demonstrates divergent evolution of defensive traits, between the robust spikes and osteoderms of nodosaurids to the ankylosaurid tail clubs and lightweight armour. One of the longer-standing hypotheses, which is supported by histological data, stipulates that armament was a direct result of a predator-prey relationship between theropods and ankylosaurians. LÄS MER
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