2003年2月20日出版的英国《自然》杂志发表了中国科学院古脊椎动物与古人类研究所周忠和研究员与英国学者保罗·巴雷特(Paul Barrett)和杰森·希尔顿(Jason Hilton)合写的一篇长篇综述,首次系统评述了我国热河生物群研究近几年所取得的主要成果,并阐述了他们在鸟类的起源、羽毛和鸟类飞行的起源、被子植物的起源、热河生物群的演化规律,以及它们的时代与形成的地质背景等重大理论问题 February 20, 2003 published in the British “Nature” magazine published a Chinese Academy of Sciences Institute of Vertebrate Paleontology and Paleoanthropology researcher and British scholar Paul Barrett (Paul Barrett) and Jason Hilton (Jason Hilton) together For the first time systematically reviews the major achievements made in recent years by the Jehol Biota research in China and describes their origins in birds, the origin of feathers and bird flying, the origin of angiosperms, the heat The evolutionary laws of the river biota, as well as the major theoretical issues such as the geological background of their age and formation