How sure are we they all went extinct 65 MYA?

[CrusaderFrank]

If ever last dinosaur went extinct 65 MYA, how is it possible that we can recover a dinosaur bone with soft tissue!

After 65 Million years it should have totally fossilized

"...Mary Schweitzer sits at a microscope in a dim lab, her face lit only by a glowing computer screen showing a network of thin, branching vessels. That’s right, blood vessels. From a dinosaur. “Ho-ho-ho, I am excite-e-e-e-d,” she chuckles. “I am, like, really excited."


Read more: History, Travel, Arts, Science, People, Places | Smithsonian

 

[Old Rocks]

Lordy, lordy, next Frankie Boy is going to bring up the little dinosaur carving from Mexico

Apologetics Press - Dinosaur Figurines in Mexico

 

[Mr. H.]

Insects were preserved in amber. 230 million years ago...