Their necks had air pockets that kept them light and relatively easy to maneuver.
Brontosaurus Scientific Classification
Scientific name
Brontosaurus excelsus, Brontosaurus parvis, Brontosaurus yahnahpin
Brontosaurus Physical Characteristics
Up to 25 tons
Brontosaurus Distribition

If you ever before desired for being a paleontologist as a youngster, possibilities are you know with the lengthy- necked Brontosaurus.

This gigantic dinosaur wandered the planet throughout the late Jurassic Duration in what is currently the western USA. There are in fact 3 species of Brontosaurus dinosaurs of differing dimensions. All are enormous contrasted to modern-day- day animals. Find out more regarding this mild titan, including what it appeared like, what it consumed, and what made it vanish.

Brontosaurus Species, Kind, and Scientific Name

Brontosaurus is a genus in the Diplodocidae family. It was as soon as thought to be a sort of Apatosaurus, bring about its incorporation in the Apatosaurinae below- family. Researchers currently identify it as its very own genus, that includes 3 species. These are B. excelsus, B. parvis, and B. yahnahpin

These dinosaurs belong to the Sauropoda clade. This consists of dinosaurs that strolled on all fours with lengthy necks, long tails, and little heads. Brontosaurus is a wonderful instance of this kind of dinosaur. They come from the phylum Chordata and kingdom Animalia.


Kingdom Animalia
Phylum Chordata
Clade Sauropoda
Family Diplodocidae
Below-Family Apatosaurinae
Genus Brontosaurus
Species Brontosaurus excelsus, Brontosaurus parvis, Brontosaurus yahnahpin

Summary and Dimension

These gigantic dinosaurs were several of the biggest that strolled the planet throughout the Jurassic Duration. They came up to 72 feet from the top of their head to the suggestion of their tail. Due to the fact that they strolled on all fours, this lengthy size really did not suggest that they were that high when they strolled. B. excelsus is the biggest of the 3 well-known species, although all were huge. They can consider approximately 25 bunches!

Brontosaurus had a tiny head, particularly thinking about the long dimension of its body. Although paleontologists have yet to locate an undamaged head to make sure, they approximate that a Brontosaurus’ head resembled the Apatosaurus based upon fossils of its vertebrae and neck. To sustain their heads and lengthy necks, they had really solid vertebrae and neck muscle mass. Their necks likewise had air pockets that maintained them light and fairly simple to maneuver.

These dinosaurs likewise had long, solid tails. They can whip them around to safeguard themselves frompredators Their tails were much more slim than a few other Sauropods yet still had the whip at the end. Brontosaurus had a solid, barrel- like breast. Their front legs were a little much shorter than their back legs, most likely to assist them stabilize the weight of their neck and tail.

A brontosaurus skeleton in a museum
Brontosaurus necks had air pockets that maintained them light and fairly simple to maneuver. 1dee- 4556- 8791- ced1c7ecc64b

Diet– What Did Brontosaurus Eat?

Provided their huge dimension, you might assume that Brontosaurus consumed meat to assist endure every one of that muscular tissue. Yet these gigantic dinosaurs were herbivores, like various other Sauropods. They likely consumed plants and plant life that were difficult to get to. Numerous Sauropods progressed with lengthy necks to aid with feeding.

Astonishingly, Brontosaurus likewise consumed rocks. While they really did not obtain any type of dietary worth from this food, it did assist separate the plant issue in their bellies. This aided them obtain one of the most nutrients they can out of their diet. Brontosaurus likely needed to eat a whole lot to keep their dimension.

Environment– When and Where It lived

Researchers make use of fossil place to establish both where and when dinosaurs lived. Based upon evaluation of the bordering rock, they can determine the moment duration. The place of the exploration and what they find out about the changing of the planet throughout primitive durations assist them understand much more regarding the kind of landscape and where it lived.

Brontosaurus stayed in the western USA. Numerous samplings were located in the big rock development, Morrison Development, that extends from Montana to New Mexico. Brontosaurus fossils found right here reveal that these dinosaurs lived throughout the late Jurassic Duration. This was around 157- 145 million years earlier.

Fossils that absolutely came from Brontosaurus were located in Wyoming, among the websites where researchers concur Brontosaurus lived numerous years earlier. As a result of their diet, scientists think that they stayed in meadows or marshes that had lots of plant life for them to eat.

Hazards And Predators

Although they were herbivores and did not take advantage of various other dinosaurs, they most likely still left the enormous Brontosaurus alone. Their tails can whip around to ward off smaller sized meat-eating dinosaurs. Their plus size was likewise a deterrent, as it would certainly take numerous predators to remove simply oneBrontosaurus Many meat-eating dinosaurs throughout the Late Jurassic were singular seekers and could not take advantage of the Brontosaurus.

Disease and injury were constantly risks for dinosaurs and the Brontosaurus was no exemption. Due to the fact that they needed to eat a lot to keep their dimension, competitors for sources might have been an extremely actual hazard for these dinosaurs.

Brontosaurus young hatched out from eggs. At one factor when paleontologists thought that Sauropods stayed in water, they believed that Brontosaurus brought to life live children. Currently, they understand that they laid eggs.

Discoveries and Fossils– Where It was Located

The dramatization of Brontosaurus’ exploration and classification is one-of-a-kind in the dinosaur globe. Paleontologist Othniel Charles Marsh located a Brontosaurus fossil in 1874 in the Morrison Development. While he was naturally delighted regarding his brand-new exploration, identifying it as a Brontosaurus in 1879, Marsh remained in competitors with an additional significant paleontologist of the moment.

Elmer Riggs thought that the Brontosaurus was in fact a more youthful variation of the Apatosaurus, which he had actually found and identified in 1877. The Brontosaurus had actually been rather well- recognized in pop culture and galleries approximately that factor. Yet when it ended up being soaked up by the currently- identified Apatosaurus genus, dispute followed. Due to the fact that the general public recognized the very same Brontosaurus far more, several Apatosaurus were in fact calledBrontosaurus Both names ended up being basic synonyms, although the scientific classification was Apatosaurus.

It had not been till the late 1970s that scientists took a better take a look at the several accumulated samplings, contrasting dimensions and dimensions to see if they must in fact be 2 distinctive category. Currently, the Brontosaurus and the Apatosaurus are 2 category of dinosaurs, although they do share several attributes.

Significant explorations and fossils of Brontosaurus remain in the Morrison Development. There have actually been numerous dinosaur fossils found there, several from the Jurassic Duration, that the National forest Solution produced the Dinosaur National Monolith. Site visitors can see fossils still in the ground and researchers can proceed digging deep into for more information regarding these gigantic animals.

Termination– When Did It Pass away Out?

Every one of the recognized Brontosaurus fossils are dated to the Jurassic Duration. There is no proof of these dinosaurs after around 145 million years earlier. As a result of this, scientists think that the Brontosaurus went extinct by the end of the Jurassic Duration.

Researchers do not understand specifically why the Brontosaurus went extinct, simply that there is no proof of it after the Jurassic wrapped up. Competitors over food and sources, transforming environment, or enhanced predators might have all contributed in the termination of these gigantic animals.

Similar Animals to The Brontosaurus

While the Brontosaurus is among one of the most well- well-known Sauropods in popular culture, there are several various other species that are similar. Some, such as the Apatosaurus, are so similar that researchers thought for practically a century that they coincided dinosaur.

  • Apatosaurus: These Sauropods are really similar to Brontosaurus, with the very same environment, consuming behaviors, and total body framework. They were a lot bigger, nevertheless, and had a little various heads.
  • Diplodocus: These gigantic dinosaurs were most likely smaller sized than theBrontosaurus They had similar physique, although the Diplodocus tail was much longer. It likewise had an extra slim neck.
  • Brachiosaurus: The Brachiosaurus’ neck was a lot longer, about the remainder of its body. Their front legs were likewise a lot longer, bring about them being called an “arm lizard.”


  1. Encyclopedia Britannica, Brontosaurus, Available here:
  2. NPS: Morrison Formation, Available here:
  3. Smithsonian Magazine, Brontosaurus Returns, Available here:,20th%20century%20paleontologists%20actually%20considered.

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