rex lived up to about 30 years old .
How long was the lifespan of a dinosaur?
Early estimates of 300-year lifespans for the largest sauropods were based on comparisons with crocodiles and turtles, which have much slower metabolisms. The consensus is now that Apatosaurus and Diplodocus dinosaurs probably only lived for 70 or 80 years , which is about the same as an elephant today.
What was the longest living dinosaur?
Argentinosaurus
Do dinosaurs have 2 brains?
As paleontologists now know, no dinosaur had a second brain . There are two intertwined issues here. ... But the so-called “sacral brain” is something different. So far, this distinct kind of cavity is only seen in stegosaurs
What was the smartest dinosaur?
Troodon had a large brain for its relatively small size and was probably among the smartest dinosaurs. Its brain is proportionally larger than those found in living reptiles, so the animal may have been as intelligent as modern birds, which are more similar in brain size.
Do dinosaurs Still Exist?
Other than birds, however, there is no scientific evidence that any dinosaurs , such as Tyrannosaurus, Velociraptor, Apatosaurus, Stegosaurus, or Triceratops, are still alive. These, and all other non-avian dinosaurs became extinct at least 65 million years ago at the end of the Cretaceous Period.
Do any animals have two brains?
Octopus . The octopus has 9 brains, one for each tentacle and one at the head. The main brain resides at the head while the other brains are interconnected as fused ganglia, with each brain having its own set of neurons.
What dinosaur has 2 teeth?
Nigersaurus is a genus of rebbachisaurid sauropod dinosaur that lived during the middle Cretaceous period, about 115 to 105 million years ago. It was discovered in the Elrhaz Formation in an area called Gadoufaoua, in the Republic of Niger.
Why is the stegosaurus the dumbest dinosaur?
Easily one of the most well known dinosaurs, Stegosaurus is recognized the world over. ... Because of this incredibly disproportionate brain to body ratio , Stegosaurus has historically been known as the dumbest dinosaur, a fact that was seemingly backed up by a proposed “second brain” located around the animal’s hip.
What is the most intelligent thing on earth?
- Chimpanzees are better than humans in some memory tasks.
- Goats have excellent long-term memory.
- Elephants can work together.
- Parrots can reproduce sounds of the human language.
- Dolphins can recognize themselves in the mirror.
- New Caledonian crows understand cause-and-effect relationships.
Would a Spinosaurus beat at Rex?
| Spinosaurus T. rex | Huge, powerful jaws? Yes Yes | Carnivore? Yes Yes |
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Are sharks dinosaurs?
Today’s sharks are descended from relatives that swam alongside dinosaurs in prehistoric times . ... It lived just after the dinosaurs, 23 million years ago, and only went extinct 2.6 million years ago.
Why are there no dinosaurs alive today?
They died at the end of the Cretaceous Period and are lost in time , with only fossils remaining. ... It’s through the excavation of their fossil remains that we’re able to learn how dinosaurs lived and what the world was like when they roamed the planet.
What animals are still alive from dinosaur times?
- Crocodiles. If any living life form resembles the dinosaur, it’s the crocodilian. ...
- Snakes. Crocs were not the only reptiles to survive what the dinos couldn’t – snakes did too. ...
- Bees. ...
- Sharks. ...
- Horseshoe Crabs. ...
- Sea Stars. ...
- Lobsters. ...
- Duck-Billed Platypuses.
What animal has 800 stomachs?
| Etruscan shrew | Phylum: Chordata | Class: Mammalia | Order: Eulipotyphla | Family: Soricidae |
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What animal has 32 brains?
2. Leeches have 32 brains. A leech’s internal structure is divided into 32 separate segments, and each of these segments has its own brain. In addition to that, every leech has nine pairs of testes — but that’s another post for another day.
