News FocusPaleontology

T. rex Was Fierce, Yes, But Feathered, Too

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Science  24 Sep 1999:
Vol. 285, Issue 5436, pp. 2052-2053
DOI: 10.1126/science.285.5436.2052

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Summary

A new "feathered" fossil, this one a close relative of Velociraptor, adds to evidence that many predatory dinosaurs had some kind of plumage, which may have served as insulation. To some, it dramatically underscores the proposed evolutionary link between dinosaurs and birds. But a small, energetic band of dissenters contends that the halos of fibers found around several of the crucial fossils, including the latest one, are just collagen.