{"product_id":"nigersaurus-taqueti","title":"Nigersaurus taqueti","description":"\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-6a159265-d9e0-83eb-b514-fc89adb0e1b0-0\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-6a159265-d9e0-83eb-b514-fc89adb0e1b0-0\" data-turn-id-container=\"request-6a159265-d9e0-83eb-b514-fc89adb0e1b0-0\" data-testid=\"conversation-turn-4\" data-scroll-anchor=\"false\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"0a449b05-6791-4711-86b1-b4d6d2f1f7cb\" data-turn-start-message=\"true\" dir=\"auto\" data-message-model-slug=\"gpt-5-5\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"90\" data-end=\"857\"\u003e\u003cstrong\u003e\u003cem\u003e\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eNigersaurus taqueti\u003c\/span\u003e\u003c\/span\u003e\u003c\/em\u003e\u003c\/strong\u003e was an extremely specialized rebbachisaurid sauropod dinosaur that lived during the \u003cstrong data-start=\"221\" data-end=\"243\"\u003eEarly Cretaceous\u003c\/strong\u003e period, approximately \u003cstrong data-start=\"266\" data-end=\"294\"\u003e115–105 million years ago\u003c\/strong\u003e (Aptian–Albian), in what is now the Republic of Niger, when much of the present-day Sahara was an extensive green fluvial plain with abundant vegetation and large river systems. Its fossils come mainly from the \u003cstrong data-start=\"525\" data-end=\"545\"\u003eElrhaz Formation\u003c\/strong\u003e, in the Gadoufaoua region. It was formally described in 1999 by paleontologist \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePaul Sereno\u003c\/span\u003e\u003c\/span\u003e, although initial remains had already been discovered decades earlier by \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePhilippe Taquet\u003c\/span\u003e\u003c\/span\u003e, to whom the epithet \u003cem data-start=\"809\" data-end=\"818\"\u003etaqueti\u003c\/em\u003e is dedicated. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1em8tpa\" data-start=\"859\" data-end=\"895\"\u003eDimensions and general morphology\u003c\/h3\u003e\n\u003cp data-start=\"897\" data-end=\"1345\"\u003eUnlike the classic image of gigantic sauropods, \u003cem data-start=\"958\" data-end=\"971\"\u003eNigersaurus\u003c\/em\u003e was relatively small for its group. It measured approximately \u003cstrong data-start=\"1035\" data-end=\"1059\"\u003e9 meters in length\u003c\/strong\u003e and weighed around \u003cstrong data-start=\"1082\" data-end=\"1099\"\u003e2–4 tons\u003c\/strong\u003e, comparable to the weight of a modern African elephant. It had a \u003cstrong data-start=\"1162\" data-end=\"1200\"\u003eshort neck for a diplodocoid\u003c\/strong\u003e, a long balancing tail, and a relatively light body, although supported by robust limbs. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"1347\" data-end=\"1808\"\u003eOne of its most extraordinary features was the \u003cstrong data-start=\"1401\" data-end=\"1440\"\u003eextreme pneumatization of the skeleton\u003c\/strong\u003e: many vertebrae were filled with air cavities connected to air sacs, making the body surprisingly light. Some parts of the skull were so thin that, according to researchers, light could pass through the bone. This explains why its remains are often found fragmented and poorly preserved. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"sx64nt\" data-start=\"1810\" data-end=\"1856\"\u003eThe strangest skull among sauropods\u003c\/h3\u003e\n\u003cp data-start=\"1858\" data-end=\"2297\"\u003eThe most famous feature of \u003cem data-start=\"1881\" data-end=\"1894\"\u003eNigersaurus\u003c\/em\u003e was its highly specialized head. It possessed an \u003cstrong data-start=\"1944\" data-end=\"1986\"\u003eextremely wide and square snout\u003c\/strong\u003e, even wider than the back of the skull, giving it a shovel-like or vacuum-cleaner-like appearance. In fact, \u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003ePaul Sereno\u003c\/span\u003e\u003c\/span\u003e described it as \"the strangest dinosaur\" he had ever seen, comparing its mouth to an industrial vacuum cleaner. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp data-start=\"2299\" data-end=\"2338\"\u003eThe most extraordinary thing was its dentition:\u003c\/p\u003e\n\u003cul data-start=\"2340\" data-end=\"2675\"\u003e\n\u003cli data-section-id=\"4fl2cj\" data-start=\"2340\" data-end=\"2398\"\u003eMore than \u003cstrong data-start=\"2349\" data-end=\"2364\"\u003e500 teeth\u003c\/strong\u003e, including functional and replacement teeth.\u003c\/li\u003e\n\u003cli data-section-id=\"7bq9lk\" data-start=\"2399\" data-end=\"2448\"\u003eOrganized into compact \u003cstrong data-start=\"2416\" data-end=\"2437\"\u003edental batteries\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-section-id=\"1fpzsgx\" data-start=\"2449\" data-end=\"2526\"\u003eExtremely fast tooth replacement: approximately \u003cstrong data-start=\"2509\" data-end=\"2525\"\u003eevery 14 days\u003c\/strong\u003e.\u003c\/li\u003e\n\u003cli data-section-id=\"198c8s8\" data-start=\"2527\" data-end=\"2675\"\u003eTeeth located exclusively at the front end of the mouth, something virtually unique among tetrapods. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"2677\" data-end=\"3058\"\u003eIts jaws were oriented transversely, forming a true plant \"shearing bar.\" The dental enamel was highly asymmetrical, much thicker on one side of the tooth, optimizing wear for cutting soft vegetation. It is also believed that the snout may have been covered by a \u003cstrong data-start=\"2969\" data-end=\"2990\"\u003ekeratinous sheath\u003c\/strong\u003e, similar to a partial beak. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"mntxd8\" data-start=\"3060\" data-end=\"3101\"\u003eDiet: the \"Mesozoic cow\"\u003c\/h3\u003e\n\u003cp data-start=\"3103\" data-end=\"3323\"\u003e\u003cem data-start=\"3103\" data-end=\"3116\"\u003eNigersaurus\u003c\/em\u003e was a \u003cstrong data-start=\"3124\" data-end=\"3168\"\u003especialized low-browsing herbivore\u003c\/strong\u003e. Unlike many sauropods that reached high vegetation, this dinosaur kept its head close to the ground to feed on:\u003c\/p\u003e\n\u003cul data-start=\"3325\" data-end=\"3403\"\u003e\n\u003cli data-section-id=\"1uca36j\" data-start=\"3325\" data-end=\"3335\"\u003eFerns\u003c\/li\u003e\n\u003cli data-section-id=\"1jg956m\" data-start=\"3336\" data-end=\"3347\"\u003eHorsetails\u003c\/li\u003e\n\u003cli data-section-id=\"1sxowr\" data-start=\"3348\" data-end=\"3373\"\u003ePrimitive angiosperms\u003c\/li\u003e\n\u003cli data-section-id=\"1soh3jl\" data-start=\"3374\" data-end=\"3403\"\u003eSoft riparian vegetation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"3405\" data-end=\"3733\"\u003eIts dental system functioned like a huge continuous shear, cutting vegetation close to the ground with enormous efficiency. For this reason, some paleontologists nicknamed it the \u003cstrong data-start=\"3575\" data-end=\"3599\"\u003e\"Mesozoic cow\"\u003c\/strong\u003e, as it probably grazed constantly in a manner similar to modern large herbivores. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"1anwms8\" data-start=\"3735\" data-end=\"3773\"\u003eHead posture and biomechanics\u003c\/h3\u003e\n\u003cp data-start=\"3775\" data-end=\"4158\"\u003eFor years there was debate about the usual neck position. Initial reconstructions suggested that it kept its snout permanently pointing downwards, ideal for grazing the ground. Later studies indicated that it probably held its neck more horizontally, although frequently lowering its head during feeding. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003ch3 data-section-id=\"tufyrf\" data-start=\"4160\" data-end=\"4194\"\u003ePaleoenvironment and associated fauna\u003c\/h3\u003e\n\u003cp data-start=\"4196\" data-end=\"4395\"\u003eThe environment where it lived was very different from the current desert. Niger was then a tropical ecosystem of rivers, riparian forests, and floodplains. It shared its habitat with spectacular fauna such as:\u003c\/p\u003e\n\u003cul data-start=\"4397\" data-end=\"4714\"\u003e\n\u003cli data-section-id=\"jpbip7\" data-start=\"4397\" data-end=\"4466\"\u003e\n\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eSarcosuchus imperator\u003c\/span\u003e\u003c\/span\u003e, the gigantic “SuperCroc.”\u003c\/li\u003e\n\u003cli data-section-id=\"12p213r\" data-start=\"4467\" data-end=\"4536\"\u003e\n\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eSuchomimus tenerensis\u003c\/span\u003e\u003c\/span\u003e, a large piscivorous predator.\u003c\/li\u003e\n\u003cli data-section-id=\"16vj3y3\" data-start=\"4537\" data-end=\"4579\"\u003e\n\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eOuranosaurus nigeriensis\u003c\/span\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli data-section-id=\"16i29iz\" data-start=\"4580\" data-end=\"4622\"\u003e\n\u003cspan class=\"hover:entity-accent entity-underline inline cursor-pointer align-baseline\"\u003e\u003cspan class=\"whitespace-normal\"\u003eLurdusaurus arenatus\u003c\/span\u003e\u003c\/span\u003e.\u003c\/li\u003e\n\u003cli data-section-id=\"14dp3cy\" data-start=\"4623\" data-end=\"4714\"\u003eOther rebbachisaurid sauropods and titanosaurs. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 data-section-id=\"mmflps\" data-start=\"4716\" data-end=\"4741\"\u003eEvolutionary importance\u003c\/h3\u003e\n\u003cp data-start=\"4743\" data-end=\"5338\"\u003e\u003cem data-start=\"4743\" data-end=\"4764\"\u003eNigersaurus taqueti\u003c\/em\u003e is one of the most anatomically extreme sauropods ever discovered. It represents a very advanced dietary specialization within the \u003cstrong data-start=\"4908\" data-end=\"4928\"\u003eRebbachisauridae\u003c\/strong\u003e, showing how some sauropods evolved into very specific ecological niches, occupying a role similar to that of modern large grazing herbivores. Furthermore, its skull was one of the first dinosaur skulls digitally reconstructed using \u003cstrong data-start=\"5182\" data-end=\"5220\"\u003ecomputed tomography (CT scan)\u003c\/strong\u003e, revolutionizing the study of dinosaurs with extremely delicate bones. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp\u003e\u003cstrong\u003eApproximate measurements of the Nigersaurus:\u003c\/strong\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1:72 Scale Complete\u003c\/span\u003e\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLength 107 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeight 29 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth 20 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSnout-to-tail length 125 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003e1:35 Scale Complete\u003c\/span\u003e\u003c\/li\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eLength 220 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eHeight 59 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWidth 41 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eSnout-to-tail length 257 mm\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cul\u003e\u003c\/ul\u003e\n\u003c\/ul\u003e","brand":"Miniature Museum","offers":[{"title":"1:72 \/ Unprimed","offer_id":54807927521548,"sku":"DC-1410-172-SINI","price":31.0,"currency_code":"EUR","in_stock":true},{"title":"1:72 \/ Primed","offer_id":54807927554316,"sku":"DC-1410-172-IMPRI","price":36.0,"currency_code":"EUR","in_stock":true},{"title":"1:72 \/ Hand-painted","offer_id":54807927587084,"sku":"DC-1410-172-PINTA","price":146.0,"currency_code":"EUR","in_stock":true},{"title":"1:35 \/ Unprimed","offer_id":54807927619852,"sku":"DC-1410-135-SINI","price":59.3,"currency_code":"EUR","in_stock":true},{"title":"1:35 \/ Primed","offer_id":54807927652620,"sku":"DC-1410-135-IMPRI","price":66.3,"currency_code":"EUR","in_stock":true},{"title":"1:35 \/ Hand-painted","offer_id":54807927685388,"sku":"DC-1410-135-PINTA","price":206.8,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0672\/1106\/7660\/files\/Nigersaurus_1.jpg?v=1779903816","url":"https:\/\/dinosauriacreatures.com\/en\/products\/nigersaurus-taqueti","provider":"Dinosauria Creatures","version":"1.0","type":"link"}