ambiguous_gender blood bodily_fluids border centrosaurine ceratopsian ceratopsid claws dinosaur duo feral fight horn hunting lying marginocephalian on_side ornithischian predator/prey prehistoric_species reptile saurischian scalie sharp_teeth signature standing styracosaurus tail tailbutt teeth theropod tiny_arms tyrannosaurid tyrannosauroid tyrannosaurus tyrannosaurus_rex william_francis_phillipps wounded
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