Episode 457: Beyond Bones: Dinosaur Soft Tissues. Dinosaur bones are some of the most famous fossils. But dinosaur skin, feathers, blood vessels, tendons, and even organs have been found in the fossil record.

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Dinosaur of the day Chilesaurus, A Late Jurassic dinosaur whose origin is a mystery because it has a combination of features from theropods, ornithischians, and sauropodomorphs.

Dinosaur bones are some of the most famous fossils. But dinosaur skin, feathers, blood vessels, tendons, and even organs have been found in the fossil record.

A couple recent papers describe how and where soft tissue preserves:

• Researchers found the most common chemical mechanisms for soft tissue preservation
• Minerals in the Burgess Shale contributed to some of the best soft tissue preservation found anywhere in the world

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