It is a member of the family Sphenacodontidae. The most prominent feature of Dimetrodon is the large neural spine sail on its back formed by elongated spines extending from the vertebrae.
What is the name of the dinosaur with a fan on its back?
Dimetrodon, (genus Dimetrodon), extinct relative of primitive mammals that is characterized by a large, upright, sail-like structure on its back. Dimetrodon lived from about 286 million to 270 million years ago, during the Permian Period, and fossils of the animal have been found in North America.
Why does a Spinosaurus have a sail on its back?
Spinosaurus aegyptiacus was probably the largest predatory dinosaur of the Cretaceous period. A new study shows that it was a semiaquatic hunter. The function of Spinosaurus’ huge dorsal ‘sail’ remains unsolved, however. Three hypotheses have been proposed: (1) thermoregulation; (2) humpback storage; or (3) display.
Where are dimetrodon fossils found?
Fossils have been found in Texas and Oklahoma in the USA, North America. Trackways (fossilized footprints) of Dimetrodon have been found in Nova Scotia, Canada.
What did the spine on the Spinosaurus do?
We know that Spinosaurus shared its world with some very ferocious carnivores such as Carcharodontosaurus, the spine could make Spinosaurus look bigger than it actually was so it could intimidate predators. … Perhaps Spinosaurus was able to flex its back and spread out the sail like an enormous fan.
What dinosaur can kill a Spinosaurus?
The Spinosaurus recovered quickly from the blow and managed to out-maneuver the Tyrannosaurus and bite deep into his neck. Bellowing in pain, the T. rex groaned out in agony as the Spinosaurus gripped his neck with it’s arms and snapped the rival dinosaur’s neck, killing him instantly.
Which dinosaur is strongest?
Q: Which dinosaur was the strongest? A: The strongest was probably the biggest, ultrasauros, who was six-stories high. Or, among meat-eaters, T. rex.
Is Giganotosaurus real?
Giganotosaurus (/ˌdʒaɪɡəˌnoʊtəˈsɔːrəs/ JY-gə-NOH-tə-SOR-əs) is a genus of theropod dinosaur that lived in what is now Argentina, during the early Cenomanian age of the Late Cretaceous period, approximately 99.6 to 97 million years ago.
Would a Spinosaurus eat a human?
“They would smash all the way through the bones and crush them. You’d be dying from massive shock pretty quickly.” Your ordeal still wouldn’t be over, however. An adult human would be too big for the dinosaur to swallow whole, so chances are reasonable that you might be ripped into two more-manageable morsels.
Could a Spinosaurus really kill a T-Rex?
The Spinosaurus would not have been able to kill a T-Rex, although it would be a tough fight. The Spinosaurus was larger, but the T-Rex was stronger and had an immense bite force that was much greater than a Spinosaurus’s bite. The T-Rex was also faster and more intelligent than the Spinosaurus.
What is the biggest dinosaur?
Most of the largest herbivorous specimens on record were discovered in the 1970s or later, and include the massive titanosaur Argentinosaurus huinculensis, which is the largest dinosaur known from uncontroversial and relatively substantial evidence, estimated to have been 70–80 t (77–88 short tons) and 36 m (118 ft) …
What makes something a dinosaur?
Main characteristics dinosaurs share:
They had an upright stance, with legs perpendicular to their body. This is the main feature that sets dinosaurs apart from other reptiles. Like other reptiles, they laid eggs. With the exception of some birds, for example penguins, dinosaurs lived on land, not in the sea.
Are humans Synapsids?
Humans are synapsids, as well. Most mammals are viviparous and give birth to live young rather than laying eggs with the exception being the monotremes. … To facilitate rapid digestion, these synapsids evolved mastication (chewing) and specialized teeth that aided chewing.
Who would win Giganotosaurus or Spinosaurus?
In one side’s favour, you have Giganotosaurus being somewhat more mobile and possessing a stronger bite force. But on the other side’s favour, you have Spinosaurus possessing size, power and aquatic mobility.
What is bigger than at Rex?
For a long time, Tyrannosaurus rex — “king of the dinosaurs” — was thought to be the largest carnivorous dinosaur. Today, Giganotosaurus is believed to have been slightly larger than T. rex, though even Giganotosaurus ranks behind Spinosaurus in size among the meat-eating dinosaurs.
What carnivorous dinosaur is bigger than the T-Rex?
Spinosaurus (means Spine Lizard) was the largest meat eating dinosaur, even bigger than the T-Rex.