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Dinosaurs had feathered, chestnut brown tails with a pale underside, a newly found specimen reveals. 新近发现的标本表明，恐龙有覆着羽毛的栗褐色尾巴，且其尾巴底面是浅色的。 The tip of the tail was found in an ancient blob of amber tree resin. 恐龙尾巴的末端是在一块年代久远的琥珀树脂中发现的。 The amber was discovered by Dr Lida Xing from the China University of Geosciences at an amber market in Myanmar in 2017. 2017年，中国地质大学的邢立达博士在缅甸的一个琥珀市场上发现了这块琥珀。 | 
