This dinosaur is the longest to have existed and an adult specimen could measure more than 175 feet from the tip of its muzzle to the end of its tail. The Haplocanthosaurus was actually quite small, as far sauropods go. Stegosaurus Diet - What did the stegosaurus eat? Long Neck Dinosaurs. Here are some facts about diplodocus, one of the largest of the dinosaurs. Palaeontologists don't just study dinosaurs, but also the geography during the age of the dinosaurs. It was initially discovered in the Ojo Alamo Formation, which is a geologic formation that covers the region near Kirtland Shale, New Mexico. Diplodocus was one of those gigantic sauropod dinosaurs moving at the speed of a turtle. “I found my first dinosaur bone when I was 6, growing up in Montana. Long Neck Dinosaur: Alamosaurus The Alamosaurus is believed to have weighed around 33 tons and measured some 69 feet long. Dinosaur Facts for Kids. For a while, scientists believed it to be the longest dinosaur. Enjoy our fun dinosaur facts for kids and learn about everything from the ferocious Tyrannosaurus Rex to the enormous Diplodocus. Dinosaur Extinction - How did dinosaurs become extinct? Some of them had necks longer than any other animal (although they had fewer vertebrae than the serpentine necks of the sea reptiles – plesiosaurs, who also lived in the Mesozoic era). They are so big in fact that current scientists can't quite understand how these dinosaurs … Being SO big also meant that the long-necked dinosaurs were SUPER heavy. DINOSAUR FACT SHEET Brachiosaurus BRAK-ee-uh-SORE-us | Adult model is 1/4 actual size Brachiosaurus was one of the tallest and largest dinosaurs. Though still quite large compared to most animals today, the sauropod was small for members of the clade. The dinosaur’s extremely long tail was made out of caudal vertebrae, around 80 in total and there are speculations as to the function of the spiny, whip-like tail. The huge diplodocus lived from about 154 to 150 million years ago in what is now the western US. 9 DILOPHOSAURUS HAD NO NECK FAN OR VENOM. The weight of Brachiosaurus has been estimated between 30 … In 2015 paleontologists from the University of Alberta discovered a new species of a long necked dinosaur from a skeleton found in China. Since their necks are so long making it harder to support a large skull at the end, their heads have to be relatively small compared to their large bodies. Once they reached sexual maturity, it’s possible they didn’t have to worry about predators. The quadruped dinosaur had a disproportionately long neck that experts speculate was used for reaching vegetation. Learn about dinosaurs like Brachiosaurus, Mamenchisaurus, Diploducus and Argentinosaurus. Fun facts about long-necked dinosaurs for kids. A male gamete is called sperm […], Table salt plays a big role in our everyday lives. The lengths of these dinosaurs' necks ranged in size from very long, to slightly shorter. Water covers more than 70% […]. Since sauropods were bad chewers, they would have needed more internal structures (like large intestines) to digest their food properly. The dinosaur lived in the late Jurassic era, between 104 million years ago to 152 million years ago. It was an Apatosaurus. Qijianglong. It weighed as much as 33–55 tons, which is about the same as 12 African elephants. It's unclear just how large Brachiosaurus really was because most size estimates for the dinosaur come from fossils of what was thought to be its African form, B. brancai. When we think of a dinosaurs with long necks then we are usually thinking of members of the (plant eating) sauropod classification of dinosaurs. It is from the formation that the dinosaur gets its name. These long-necked dinosaurs walked on four feet, and had very small heads in comparison to their body size. This would have allowed it to run on its 2 legs at very high speeds without tipping over. These animals are believed to have had really small heads that sat atop very long necks and is known for having fearsome claws on its front legs. The Apatosaurus was a very large dinosaur, with a long neck and a whip-like tail. Want more Science Trends? It is estimated that the dinosaur weighed between 66 – 97 tons and was around 30 – 35 meters (98 – 118 feet) in length. This 42-foot-tall vegetarian had to eat hundreds of pounds of plants every day to thrive and weighed as much as 99,000 pounds when fully grown. Fossilized remains of sauropods have been found virtually on every continent of the world, includin… The dinosaur lived in the late Cretaceous period some 97 to 93.5 million years ago. Photo: Tadek Kurpaski via Wikimedia Commons, CC-BY 2.0, Photo: Nobu Tamura via Wikimedia Commons, CC-BY-SA 4.0, relationship between Haplocanthosaurus and its other sauropod brethren, Photo: LadyOfHats via Wikimedia Commons, Public Domain, The Rare Earth Elements Found In Our Pockets, Forest “Hotspots” Of High Conservation Interest – Using The Past As A Guide For Management, Eastern Himalaya Expects Future Timberline Ecotone Densification, Finding A Compromise When Inducing Small-Size Earthquakes, Correcting Computer Models Of Structures For Improved Prediction Of Dynamic Response, Female And Male Gamete Cells: Called Sex Cells, Salt Shapes T Cell Functions And Might Be Involved In Allergic Immune Reactions, Working From Cultured Cells To Identify Novel Guardian In The Progression Of Chronic Kidney Disease. Dinosaurs that have long necks belong to the clade of plant-eating dinosaurs known as sauropods. Let’s learn more about this Jurassic Giant … You can find out all about dinosaurs at our main Dinosaur Facts page. The length of the Brachiosaurus is estimated at around 20 to 21 m or 66 to 69 feet, and it’s weight estimated somewhere between 35 metric tons to 58 metric tons. Sauropods are known for their characteristics like long neck, similarly long tails, thick bodies, and powerful tree trunk-like legs. Did you know […], Engineered structures are present in almost all aspects of daily life. All long-necked dinosaurs belong to the sauropoda group. The massive size of the Diplodocus was an excellent predator deterrent. Nigersaurus was a “Short-Necked” Long-Necked Dinosaur. It lived during the Late Cretaceous area around 70 million years ago. Another theory for their gigantic size, is that sauropods needed lots of space in their stomachs to digest food. This dinosaur’s long neck helped it to feed at an incredible height of 15m (49ft). Skyheart saw a huge dinosaur outside, it looks like a brachiosaurus / apatosaurus / diplodocus ... Daddy and Giant Duck checks it out. They were one of the dinosaurs who ate stones along with the vegetation to crush the food in their stomach during digestion. They have long necks and tails, small heads and four thick legs. But in a 2009 study in the Journal of Vertebrate Paleontology, paleontologist Michael Taylor reanalyzed the fossils of B. brancai and B. altithorax (the North American species), and determined that B. brancai should belong to its own genus, reclassifying it as Giraffatita… It was believed to be 49-52 feet long and weighed 8000 kg. The sauropods were the first dinosaurs to reach gigantic sizes! It’s very easy to memorize, because they have common characteristics like long tails, long necks, four legs and of course, they’re herbivorous. We usually called long-necked dinosaurs as Sauropods. Find out more. It is one … Plants are difficult to digest and chewing is useful because it pre-digests the food. Sauropods were very bad chewers but they were still herbivore. Ever since then, I’ve been interested in dinosaurs.” — Jack Horner. Scientists learn a lot about dinosaurs from … Phylogenetic attempts to determine the relationship between Haplocanthosaurus and its other sauropod brethren are inconclusive, with some studies finding it to be a primitive macronarian (more primitive than other sauropods), and others suggesting that it could be a primitive diplodocoid and closer to the Diplodocus in nature. Not only does it have a long neck and tail but also armor in the form of osteoderms. The dinosaur was discovered in the Morrison Formation, a geological formation that covers what is now parts of Oklahoma, Wyoming, Utah, New Mexico and Colorado in the US. Some believe that being so large was a defense mechanism, since most predators would not risk taking down such a large prey. It was first described by American paleontologist Elmer S. Riggs in 1903 from fossils found in the Colorado River valley in western Colorado, United States. Sauropods are usually associated with extensive necks; some well-endowed species even placed over 35 feet between their heads and shoulders. The creature hatched from an egg that seems impossibly small for its size, the size of a football. Othniel Charles Marsh first described the Apatosaurus in 1877 and gave it the scientific name Apatosaurus ajax. It weighed as much as 30–50 tonnes, which is about the same as 12 African elephants. The Camarasaurus are some of the better-preserved sauropod specimens, which enables more accurate estimations. In the sixties and seventies of the last century, Raileigh and coworkers experimented with the injection of fluids in the […], I bet you know there are amazing coral reefs in the tropics you can see while snorkeling. It would have used its giraffe-like neck to graze on vegetation that other dinosaurs couldn’t reach. The Apatosaurus is believed to have lived around 150 million years ago during the Late Jurassic era. Elmer Riggs first described the giant dinosaur in 1903, calling it “the largest known dinosaur”. For many years, it was the longest dinosaur known. Since their necks are so long making it harder to support a large skull at the end, their heads have to be relatively small compared to their large bodies. It was a dinosaur that was about 33 feet long, 10 feet tall at the hips and weighed around 3 tons. Their neck was used to foraging high in trees to get their food. (contact us) They look at the rock record and rocks found around dinosaur fossils to find out more about the ancient mesozoic period. The sauropods were the first dinosaurs to reach gigantic sizes! Diplodocus translates from neo-Latin as a “double beam” and it is in reference to the dinosaur’s double-beamed chevrons (bones located on the bottom of the tail in many reptiles). The dinosaur was discovered in the Lecho Formation in Argentina. Scientists have theorized that this dinosaur used its neck and tail for balance. Diplodocus carnegii Dinosaur Facts. Some of the largest animals to ever walk the land belong to the sauropods, and well-known sauropods include Diplodocus and Brachiosaurus. “Dinosaurs may be extinct from the face of the planet, but they are alive and well in our imaginations.” — Steve Miller. (privacy policy), Copyright © 1998-2020 DLTK's Inc. - All Rights Reserved. Between all these long appendages, these dinosaurs were heavy and are considered not to have moved quickly. These are all different techniques for evolving a longer neck and all of these techniques can also be used together. FACT 4. Brachiosaurus was a sauropod that had very long front legs and a long, flexible neck. (bibliography) Take a look. All of the long-necked dinosaurs also have a thumb with a big claw. The Alamosaurus is believed to have weighed around 33 tons and measured some 69 feet long. There is a preserved Saltasau egg displayed for visitors at Utah’s North American Museum of Ancient Life. Some of the most well-known sauropods (like diplodocus and brachiosaurus) were also MASSIVE, up to the size of 15 African Elephants! Opisthocoelicaudia is a type of sauropod that lived during the Late Cretaceous period around 70 million years ago. Opisthocoelicaudia is on the small side for sauropods, weighing in at somewhere between 8.4 to 22 tons and being between 11.4 m (or 37 feet) to 13 m (43 feet) in length. Let us take a look at some examples, and … Its long neck made it look like a giraffe. The Brachiosaurus had a long neck, a small head and a relatively short tail compared to other Sauropods. The sauropods must have had several adaptations that we can't even imagine nowadays, which allowed them to run such a large body. The dinosaurs were discovered in Mongolia in part of the Gobi desert. All of the long-necked dinosaurs also have a thumb with a big claw. While dinosaurs came a long time before us humans, fossils and modern technology have helped us piece together what dinosaurs may have looked like and even how they might have behaved. In order to lighten their skeleton, the sauropods had pneumatic bones, which means that their bones were not solid but instead filled with air sacs. Diplodocus is among the most easily identifiable dinosaurs, with its typical sauropod shape, long neck and tail, and four sturdy legs. Science Trends is a popular source of science news and education around the world. Camarasaurus roughly translates to “chambered lizard”, which is in reference to the fact that the Camarasaurus’ vertebrae have large holes or chambers in them. The bones are among the most common of dinosaur fossils. All Rights Reserved. They are so big in fact that current scientists can't quite understand how these dinosaurs managed to breath, beat their hearts, and basically live. “As soon as I saw it, I decided I was going to spend the rest of my life studying dinosaurs.” — Robert T. Bakker. The Diplodocus had an extremely long neck that could reach up to 21 feet in length. The dinosaur was discovered in Argentina and named after the region. © 2020 Science Trends LLC. We cover everything from solar power cell technology to climate change to cancer research. The houses and buildings in which we live and […], Water is a colorless, odorless, tasteless and nearly transparent chemical compound that is one of the most common substances on […], Gamete cells, also known as sex cells, are the cells responsible for sexual reproduction. Therizinosaurus is a dinosaur which lived during the late Cretaceous Periodabout 77 million years ago. 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