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Spinosaurus had a large sail on its back that was connected to its spine. The sail may have been used for attracting mates, thermoregulation, and a new theory is it may have casted a shadow over a river to attract fish for the Spinosaurus to snatch.

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When was a stegosaurus?

The Stegosaurus is perhaps one of the most widely recognized dinosaurs due to its armored plates that ran along its back in two columns. The Stegosaurus lived 150 to 145 million years ago during the late Jurassic period.


Are stegosaurus back plates are attached with his bones?

Stegosaurus plates aren't attached to the skeleton. They are connected to the Stegosaurus via the skin.


What is the name of a largeplant-eating dinosaur with triangular plates on its back?

That would describe the Stegosaurus a thyreophoran dinosaur.


Did the pterodactyl and the stegosaurus get along?

Pterodactylus and Stegosaurus probably mostly ignored each other. Pterodactylus was far too small to hunt Stegosaurus, and Stegosaurus eggs probably had a shell too thick for a Pterodactylus to break it.


Which dino has plates in back?

Stegosaurus had plates down it's back


What is the dinosaur with bony plates on its back CALLED?

Stegosaurus???


Which dinosaur has 2 lines of spike on the back?

The Stegosaurus.


Does the stegosaurus have plates?

yes it does it has plates on its back and spikes on its tail


What is the name of the large triangular bony structures that grew from stegosaurus back?

bony back


What is the scientific name of a Stegosaurus?

There are four currently accepted species in the genus Stegosaurus. They are Stegosaurus armatus, Stegosaurus stenops, Stegosaurus sulcatus, and Stegosaurus longispinus.


What dinosaur has two rows of protective rows down its back?

You are referring to Stegosaurus. Stegosaurus was a slow, herbivorous dinosaur that had two rows of plates on its back, and four spikes on its tail as a self defense weapon.


What dinosaur has a spiky back?

Stegosaurus was herbivorous and had a spiked tail. There were some other dinosaurs similar to Stegosaurus, but Stegosaurus itself was probably the most common dinosaur we know of that has a spiked tail.