Researchers Confirm Original Blood Vessels in 80 Million-Year-Old Fossil

The findings add to the growing body of evidence that structures like blood vessels and cells can persist over millions of years

Biology, Free Full-Text

80-million-year-old dinosaur collagen confirmed

Carbon-14-dated dinosaur bones, non permineralized fossils, and

Carbon-14-dated dinosaur bones, non permineralized fossils, and

Machairodontinae - Wikipedia

A New Chronology: Dinosaure and Drakons

Scientists discover 80-million-year-old dinosaur blood vessels

Did Dinosaurs Become Chickens?

Original Biochemistry Shows That Fossils Are Recent