{"product_id":"ankylosaur-tooth","title":"Ankylosaur Tooth In SM Display Case","description":"\u003cp\u003eBeautiful Ankylosaur (Zuul \u003cem\u003ecrurivastator?) \u003c\/em\u003eFrom the Judith River Formation of Montana.\u003c\/p\u003e\n\u003cp\u003eVariant A and B is partially rooted.\u003c\/p\u003e\n\u003cp\u003eAnkylosaur teeth are much more uncommon than other \u003ca href=\"https:\/\/fossilsonline.com\/collections\/dinosaur\"\u003edinosaur\u003c\/a\u003e teeth, such as \u003ca href=\"https:\/\/fossilsonline.com\/collections\/Hardosaur\"\u003eHadrosaurs \u003c\/a\u003eand \u003ca href=\"https:\/\/fossilsonline.com\/collections\/triceratops\"\u003eCeratopsians\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp class=\"p1\"\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eAnkylosaur\u003c\/b\u003e\u003c\/span\u003e is one of the most unforgettable dinosaurs ever found: a low-slung, tank-built herbivore wrapped in bony armor, with a heavy tail club made for delivering a crushing blow. \u003cspan class=\"s1\"\u003e\u003cb\u003e\u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Zuul\"\u003eZuul\u003c\/a\u003e crurivastator\u003c\/b\u003e\u003c\/span\u003e lived near the end of the \u003ca href=\"https:\/\/en.wikipedia.org\/wiki\/Cretaceous\"\u003eCretaceous\u003c\/a\u003e, about \u003cspan class=\"s1\"\u003e\u003cb\u003e76 million years ago\u003c\/b\u003e\u003c\/span\u003e, in what is now \u003cspan class=\"s1\"\u003e\u003cb\u003eMontana\u003c\/b\u003e\u003c\/span\u003e, moving through warm coastal plains and river systems alongside other famous Late Cretaceous dinosaurs. It wasn’t fast, but it didn’t need to be—this animal was built to \u003ci\u003eend arguments\u003c\/i\u003e.\u003c\/p\u003e\n\u003ch2\u003e\n\u003cb\u003e\u003c\/b\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2\u003e\u003cb\u003eAnkylosaur vs. Nodosaur: what’s the difference?\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"p3\"\u003e“Armored dinosaur” can mean two different styles, and this is the key split:\u003c\/p\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eAnkylosaurs (like Zuul): \u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eHave a tail club\u003c\/b\u003e\u003c\/span\u003e—a true bony weapon at the end of a stiffened tail\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eTend to be \u003cspan class=\"s1\"\u003e\u003cb\u003elower, wider, and built like a battering ram\u003c\/b\u003e\u003c\/span\u003e, with armor designed for taking hits and dishing them back.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eOften have more \u003cspan class=\"s1\"\u003e\u003cb\u003eheavily reinforced tail vertebrae\u003c\/b\u003e\u003c\/span\u003e to support club strikes.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p4\"\u003e\u003cb\u003eNodosaurs: \u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003cspan class=\"s1\"\u003e\u003cb\u003eNo tail club.\u003c\/b\u003e\u003c\/span\u003e Their tails are armored, but not built into a hammer.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eRely more on \u003cspan class=\"s1\"\u003e\u003cb\u003espikes and side armor\u003c\/b\u003e\u003c\/span\u003e for defense—many have prominent shoulder spikes that make them dangerous to bite or grab.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eOften look a bit more “spiky” overall, like a walking barricade rather than a club-wielding tank.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp class=\"p3\"\u003eIn simple terms: \u003cspan class=\"s2\"\u003e\u003cb\u003eankylosaurs carry a club\u003c\/b\u003e\u003c\/span\u003e, while \u003cspan class=\"s2\"\u003e\u003cb\u003enodosaurs carry extra spikes\u003c\/b\u003e\u003c\/span\u003e—two different solutions to the same problem: surviving in a world full of big predators.\u003c\/p\u003e\n\u003ch2\u003e\n\u003cb\u003e\u003c\/b\u003e\u003cbr\u003e\n\u003c\/h2\u003e\n\u003ch2\u003e\u003cb\u003eWhat Ankylosaur ate\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eAnkylosaurs weren’t browsing treetops—they were \u003cspan class=\"s1\"\u003e\u003cb\u003elow-level plant eaters\u003c\/b\u003e\u003c\/span\u003e, built to feed close to the ground:\u003c\/p\u003e\n\u003cp class=\"p3\"\u003e \u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eFerns and low shrubs\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eCycads and other tough, fibrous plants\u003c\/b\u003e\u003cb\u003e\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003e\u003cb\u003eTender shoots and leaves near waterways\u003c\/b\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eThey likely moved slowly, feeding steadily, using a broad beak to crop plants and grinding them down with teeth designed for repetitive chewing rather than slicing.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eArmor, spikes, and the “built-in shield”\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eThe real identity of an ankylosausr is its armor: \u003cspan class=\"s1\"\u003e\u003cb\u003eOsteoderms\u003c\/b\u003e\u003c\/span\u003e (bony plates formed in the skin) acted like a natural shield.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eMany ankylosaurs had \u003cspan class=\"s1\"\u003e\u003cb\u003erows of larger knobs and spikes\u003c\/b\u003e\u003c\/span\u003e along the sides, protecting vulnerable areas.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eThis wasn’t decoration—it was survival gear against big predators.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eInstead of relying on speed, ankylosaurs relied on being too difficult and too dangerous to mess with.\u003c\/p\u003e\n\u003cp class=\"p2\"\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ch2\u003e\u003cb\u003eThe tail club: a prehistoric wrecking ball\u003c\/b\u003e\u003c\/h2\u003e\n\u003cp class=\"p1\"\u003eAnkylosaur's tail club is one of the coolest features in dinosaur history. It wasn’t just a random lump of bone: The tail was stiffened to act like a handle.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eThe club was the hammerhead.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp class=\"p1\"\u003eA full-strength swing could likely \u003cspan class=\"s1\"\u003e\u003cb\u003ebreak bone\u003c\/b\u003e\u003c\/span\u003e or at least make a predator regret getting too close.\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"p1\"\u003eEven a large carnivore would have to be careful around an animal that could suddenly whip around and swing a club into its legs or ribs.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"A","offer_id":46459705098380,"sku":null,"price":125.0,"currency_code":"USD","in_stock":false},{"title":"B","offer_id":46459760705676,"sku":null,"price":125.0,"currency_code":"USD","in_stock":true},{"title":"C","offer_id":46830390083724,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true},{"title":"D","offer_id":46830390247564,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true},{"title":"E","offer_id":48512314343564,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true},{"title":"F","offer_id":48512388759692,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0621\/3697\/5500\/files\/Untitled_5f93ff89-22bf-4faf-b064-b8aebbc2ec91.jpg?v=1777666254","url":"https:\/\/fossilsonline.com\/products\/ankylosaur-tooth","provider":"Fossils Online","version":"1.0","type":"link"}