The Yixian Formation also yielded Sinosauropteryx, the first physical evidence of a feathered dinosaur.

古生物学家在义县组发掘出了中华龙鸟，它是羽毛恐龙的首个直接物证

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The Yixian Formation also yielded Sinosauropteryx, the first physical evidence of a feathered dinosaur.

古生物学家在义县组发掘出了中华龙鸟，它是羽毛恐龙的首个直接物证

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