A 2009 research from the British palaeontologist Mike P. Taylor and colleagues agreed that Nigersaurus was in a position to feed With all the downturned head and neck posture proposed via the 2007 research, but contested that this was the habitual posture on the animal. The study famous the "neutral" head and neck posture of modern animals does not necessarily correspond to their habitual head posture.
It lived in the riparian habitat, and its diet in all probability consisted of soft crops, such as ferns, horsetails, and angiosperms. It really is One of the more popular fossil vertebrates discovered in the region, and shared its habitat with other dinosaurian megaherbivores, as well as massive theropods and crocodylomorphs.
A 2023 study with the French palaeontologist Rémi Lefebvre and colleagues examined the microanatomical structure in the limb bones of Nigersaurus by CT-scans, the main these kinds of research of the sauropod. Digital sections of the limb bones sampled from men and women of various sizes have been explored to ascertain the choice of variation. Weighty-weight bearing animals usually have capabilities associated with this affliction, affecting the inner framework of your limb bones, nevertheless the variation involving such bones is badly recognized.
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Skeletal diagram showing identified elements and dimension comparison Sereno along with the American palaeontologist Jeffrey A. Wilson supplied the initial specific description of your cranium and feeding adaptations in 2005.[one] In 2007, a far more in-depth description of the skeleton was printed by Sereno advertisement colleagues, depending on a specimen uncovered 10 a long time before. The fossils, in addition to a reconstructed skeleton mount and a plastic model of the head and neck, had been subsequently presented in the National Geographic Society in Washington.
Reconstructed skeleton of Nigersaurus, showcasing the dinosaur's exceptional 500-tooth jaw framework and elongated system.
As we carry on to check this interesting creature, we have been reminded with the intricate and varied paths that evolution will take.
Nigersaurus also bears indications of reduced-angle tooth-to-tooth use what dinosaur has 500 teeth on The within of the maxillary crowns, which indicates that jaw movement was limited to precise up-and-down motions. Worn teeth through the reduce jaw haven't but been learned, but They may be predicted to show opposing tooth-to-tooth dress in. The opportunity to elevate their heads nicely higher than the bottom would not necessarily signify they browsed on merchandise there, plus the shorter neck of Nigersaurus might have restricted the browsing array in comparison with other diplodocoids.[3]
Nevertheless, as described, Nigersaurus had a continuing offer of recent teeth since they were replaced when the top tooth in a very column wore out.
And what a skeleton it had been! The newfound fossils gave us our initially think about the dino's intricate dental batteries and vacuum cleaner mouth. Sereno named the species Nigersaurus taqueti — being an homage to French paleontologist Philippe Taquet — in 1999.
Its feeding design and style has been when compared to that of modern grazing animals or perhaps a vacuum cleaner, because it likely swept its head facet-to-side even though consuming vegetation.
Horsetails (Equisetum) Have got a central, hollow stem with whorls of leaves or slender branches. They keep their spores in a very cigar-shaped “cone” at the very best in the plant. Horsetails date back again to ~370 million decades back. Through the start from the dinosaur era they grew to be approximately 30 feet tall (10m.)
Dental batteries are a unique adaptation found in some plant-ingesting dinosaurs that allowed them to efficiently process difficult vegetation. These batteries include vertically stacked columns of teeth, Together with the leading tooth in Every column being replaced as it wears out.
The Nigersaurus, with its staggering 500 teeth, offers an interesting distinction to its dinosaur family, Primarily other sauropods. Contrary to its cousins with fewer, thicker teeth, the Nigersaurus’s slender, pencil-like teeth ended up uniquely adapted for snipping comfortable vegetation, a stark distinction from the strong teeth of sauropods like Brachiosaurus, which were being probably made to handle harder crops.