a tyrannosaurus rex battles a spinosaurus

ancient animal animals arms battle battles brown carnivore carnivores challenge challenges claw clawed claws conflict conflicts dinosaur dinosaurs eater eaters eye fight fights green huge jaws lizard lizards meat menacing orange paleontology predator predators prehistoric red reptile reptiles rex scaled scales scary skin spinosaur spinosaurus tail tan teeth tongue tyrannosaur tyrannosaurid tyrannosaurs tyrannosaurus