The short answer is no, but in reality, no one is sure what they looked like. Recently some evidence has come up showing that some dinosaurs probably had feathers, not hair
Of course they did. Troodons had tails like all dinosaurs.
The Dinosaurs Needed Tails To Keep Their Balance, Without the tail, the dinosaurs will fall over.
All tails contain bones. Dinosaurs are no exception.
dinosaurs
No, there is no evidence of terrestrial dinosaurs which lacked a pronounced tail. But modern penguins would probably qualify for not having a tail.
The sauropods were a group of herbivorous dinosaurs with enormous bodies and long necks and tails.
because they have a lot of growth hormones in their tails hair
It's possible, yes, especially for dinosaurs that traveled on two legs instead of four, such as Tyrannosaurus, and other raptors.
You get it dyed
Many do.
They had long tails, scales, and laid eggs
No dinosaurs had hair, although some had feathers. Reptiles with hair or hair like fibers included some types of pterosaurs and thecodonts. Thecodonts are the reptiles that mammals evolved from.