Stegosaurus

The animal I chose to do my report over for the past era is the stegosaur. Stegosaurus translates to meaning, roof lizard orplated lizard. Stegosauruses most likely lived during the late Jurassic period, about 156-140 trillion years ago. Fossils stir been set in Colorado, Utah, and Wyoming, USA, and in labor union America, western Europe, southern India, China, and southern Africa. The first Stegosaurus fogy was show in Colorado, USA, in 1876 by M. P. Felch. Others amaze been found since then. Paleontologist Othniel Marsh named Stegosaurus in 1877. A stegosaur is classified under the genus category. There was a minor tail contain extinction toward the end of the Jurassic period. A stegosaurus had a large, flat, emaciated, triangular plates along its back . As well as a heavy, spiked tail for breastplate. A stegosaurus in like manner had a very small precede with a exact wiz and toothless beak . Their brain size dejection be compared to a size of a waln ut. They walked on quatern legs, but the back legs were twice as long as its front legs. A Stegosaurus was up to 26-30 feet long, about 9 feet tall and weighed about 6,800 pounds. Its head was carried windup to the ground, probably no more than 3 feet high. Stegosauruses had 17 bony plates that were embedded in its back.

The arrangement of these plates was unknown until a 1992 Stegosaurus find in Colorado. The function of these plates is uncertain. The plates were made of bone which was not solid, but was alter with tube-like tunnels. The plates ran along the Stegosaurus back and tail in two rows, and the plates alternated in alignment. The plates were probably well-nourished by b loodline vessels, indicating that the plates! may have been used to regulate the dinosaurs temperature. This then elbow room they were ectothermic. They may have also been used for protection or mating pomp purposes. Stegosaurus also had spikes at the end of its flexible tail. These spikes were up to four feet long and were used for protection from predators;...If you want to adopt a full essay, order it on our website: OrderEssay.net

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