The adductor muscle mass of the jaw seems to obtain attached to the quadrate rather than the supratemporal fenestra. Both this and the other mastication muscles had been very likely weak, and Nigersaurus is estimated to get experienced one of several weakest bites in the sauropods.[three] Moreover, As outlined by Whitlock and colleagues in 2011, the smaller, just about parallel character of your tooth scratches and pits (due to grit, which would not be obtained as often by significant-browsers) suggest that it ate comparatively delicate, herbaceous vegetation for example very low-growing ferns.

A 2015 cladistic analyze by Wilsona and also the French palaeontologist Ronan Allain discovered Rebbachisaurus itself to group While using the nigersaurines, and also the authors suggested that Nigersaurinae was consequently a junior synonym of Rebbachisaurinae (given that that title might have priority).

In general, Nigersaurus was a unique and unusual dinosaur as a result of its dental batteries and huge muzzle, which allowed it to effectively method and Assemble plant product. Its tiny dimension and herbivorous food plan help it become an interesting contrast into the more substantial, carnivorous dinosaurs which might be more usually regarded to the general public.

Nigersaurus, a rebbachisaurid sauropod from the center Cretaceous period of time, was found from the Elrhaz Development in Niger. Its title, which implies “Niger’s lizard,” was presented pursuing the discovery of extra full continues to be in 1999, Though its fossils were being to start with described in 1976.

There has been discussion on whether or not its head was habitually held downwards, or horizontally like other sauropods. It lived inside a riparian habitat, and its eating plan in all probability consisted of soppy vegetation, like ferns, horsetails, and angiosperms. It is actually Among the most typical fossil vertebrates uncovered in the area, and shared its habitat with other dinosaurian megaherbivores, and substantial theropods and crocodylomorphs.

Fossil evidence implies it lived in what is currently the Sahara Desert, feeding on ferns and also other vegetation in its lush, riverine habitat.

The speedy substitute of its teeth, every fourteen times, indicates the Nigersaurus faced important evolutionary pressures to keep up a continuing offer of useful teeth to manage with abrasive plant substance. This adaptation underlines the what dinosaur has 500 teeth evolutionary essential to enhance feeding performance within an setting wherever foods resources diversified and Competitors was intense.

Its skull was pretty specialised for feeding. It experienced four substantial side fenestrae, openings during the cranium and slender bones. It experienced a wide muzzle filled with in excess of 500 teeth, which had been changed about just about every fourteen times. The jaws may have had a keratinous sheath, a thing just like a extensive beak. Nigersaurus is the only real known tetrapod animal to possess experienced jaws wider than the cranium and teeth that extended laterally over the front.

It had a broad muzzle filled with more than five hundred teeth, which have been replaced at a swift amount: close to every single 14 days. The jaws may have borne a keratinous sheath. Compared with other tetrapods, the tooth-bearing bones of its jaws were being rotated transversely relative to the remainder of the cranium, so that each one of its teeth had been Situated much to the entrance.

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A 2023 review because of the French palaeontologist Rémi Lefebvre and colleagues examined the microanatomical construction from the limb bones of Nigersaurus as a result of CT-scans, the 1st this kind of examine of the sauropod. Virtual sections of your limb bones sampled from people today of various dimensions were being explored to determine the choice of variation. Significant-body weight bearing animals frequently have attributes associated with this affliction, affecting the inner framework with the limb bones, nevertheless the variation involving these bones is improperly identified.

Like other sauropods, Nigersaurus experienced a long neck and tail. On the other hand, its neck was comparatively limited in comparison with other users of its team, aligning with its very low-grazing Life-style. Its columnar legs supported its quadrupedal posture and helped bear its pounds successfully.

Wafer-slender fossils with slender bone plates usually are not the best things to preserve and study. But dag nabit, someone's gotta do it!

Nigersaurus was probably a browser, and fed with its head near to the ground. The location of its brain that detected scent was tiny, Whilst its brain sizing was comparable to that of other dinosaurs. There was debate on no matter whether its head was habitually held downwards, or horizontally like other sauropods.