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This study explores the development of pennaceous feathers in maniraptoran theropods, shedding light on the evolution of flight features in dinosaurs. The research, published in Nature, delves into the morphology and function of these feathers, providing valuable insights into the origin and diversification of avian traits. By examining fossil evidence and evolutionary patterns, the authors elucidate the adaptive significance of pennaceous feathers in these prehistoric creatures.
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Evolution of pennaceous feathers in maniraptoran theropods. C Foth et al. Nature 511, 79-82 (2014) doi:10.1038/nature13467