Minmi, a genus of ankylosaurian dinosaur, is notable for having relatively well-preserved skin impressions, showing small osteoderms (bony plates) arranged in rows.
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Zhuchengtyrannus, despite its large size, is known from relatively few fossils, making some aspects of its anatomy and lifestyle still debated among paleontologists.
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Heterodontosaurus had different shaped teeth – some like incisors for cropping plants, others like canines for defense, and molars for grinding. This diverse dentition is unique among early ornithischians.
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