115-Million-Year-Old Dinosaur Bones Preserve Chemical Traces of Red Blood Cells

Nov 2, 2026 - 19:00
 0  2
115-Million-Year-Old Dinosaur Bones Preserve Chemical Traces of Red Blood Cells
This SEM image shows a red blood cell-like structure in the bone of Aratasaurus museunacionali. Image credit: Grice et al., doi: 10.1073/pnas.2614248123.

The fossilized remains belong to Aratasaurus museunacionali, a species of coelurosaurian theropod dinosaur that lived in what is now northeastern Brazil during the Early Cretaceous epoch, some 115 million years ago.

The post 115-Million-Year-Old Dinosaur Bones Preserve Chemical Traces of Red Blood Cells appeared first on Sci.News: Breaking Science News.

What's Your Reaction?

Like Like 0
Dislike Dislike 0
Love Love 0
Funny Funny 0
Angry Angry 0
Sad Sad 0
Wow Wow 0