Scientists question the claims behind the world’s first T. rex leather by saying dinosaur DNA and collagen are too fragile to ...

“We have NO preserved tyrannosaurid DNA (indeed, not Mesozoic dinosaur DNA sequences), so there are no T. rex genes,” Thomas Holtz, Jr., a vertebrate paleontologist at the University of ...

"We have NO preserved tyrannosaurid DNA (indeed, not Mesozoic dinosaur DNA sequences), so there are no T. rex genes." DNA or no DNA, we also don't have a good idea of what T-Rex skin was like.

While researchers have recovered bits of collagen up to 195 million years old from dinosaur fossils and other remains, DNA decays much more rapidly. That means scientists can’t study dinosaur ...

That’s the famous scene where some velociraptors play a deadly game of hide-and ... The plot is based on the idea that humans managed to get dinosaur DNA from preserved insects that sucked ...