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Ankylosaurus was a large animal by modern standards
hollow bones
The long jaws were distinctly crocodilian and had 96 teeth
Its teeth were rooted to its mouth and were as delicate as those in some related genera
Andalusia sp. Trilobite (Replica) Styracosaurus Ankylosaurus was a large animalThis replica Andalusia is a genus of Holmidae trilobite found in the Cambrian age rocks of Morocco. They are 542 488 million years old. Trilobites are very well known, and possibly the second most famous fossil group after the dinosaurs with some 15,000 known species. Trilobites are extinct arthropods that form the class Trilobita. They appeared at the start of the Cambrian period and flourished throughout the lower Paleozoic era before beginning a