# Fossilised red blood cells found in 115m-year-old dinosaur’s bone, say scientists

- Source: Guardian World
- Published: 2026-11-02T20:00:27+00:00
- Category: World
- Original: https://www.theguardian.com/science/2026/nov/02/fossilised-red-blood-cells-aratasaurus-dinosaurs-bone
- Canonical: https://groundlevelnews.com/story/fossilised-red-blood-cells-found-in-115m-year-old-dinosaur-s-bone-say--aee040/

Chemical tests on Aratasaurus bone identify presence of heme, the organic compound that allows haemoglobin in blood to carry oxygen around body It could be the opening of a Jurassic Park rip-off: scientists examining ancient dinosaur bones find what appear to be fossilised red blood cells, and traces of the molecule that gives the beast’s blood its distinctive crimson hue. But that is what researc

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