2. Intro: Diet, Habitats, Extinction

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4 Terms

1
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What dinosaur branch was the only one to retain carnivory?

  • Theropods were the only ones to retain carnivory

  • E.g. t.rex, velociraptor

2
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What teeth identifiers did carnivores have?

  • serrated teeth

  • Laterally compressed

  • Recurved teeth

3
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What adaptations did herbivory require?

  • horn-y beaks

  • gastric mills with stomach stones to break down plant materials

  • Dental occlusion - contact between teeth

  • Complex jaw mechanisms

  • Elongated gastrointestinal tract

  • fleshy cheeks and leaf-like teeth

4
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When did herbivory become dominant?

Early middle jurassic until end of cretaceous