The authoritative American scientific journal "Science" published on December 8, 2000 will publish a scientific research paper by Zhang Fucheng and Zhou Zhonghe, young scientists from the Institute of Vertebrate Paleontology and Paleoanthropology, Chinese Academy of Sciences, reporting on the...
How do birds learn to fly? Were the earliest birds arboreal creatures that glided from trees to the ground, or were they bipedal land animals that evolved wings and developed a preference for long-distance hopping? Researchers have not formed a unified understanding of this....
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