Emperor Qianlong liked it very much and had a poem inscribed on it. Now placed in a glass shelter, the fossil tree is a treat to sightseers.

乾隆很喜欢这块化石，曾赋一诗刻于石上，现已装上玻璃护罩，供游人观赏。

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But lack of definitive fossil evidence has many guessing whether this primate was really a biped-and just where she might fit on the human family tree.

但由于缺少决定性的化石证据，关于这种灵长类动物是否是两足动物——以及她在人类的家族树中究竟占据什么位置——存在着许多猜测。

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Dinosaurs split off early from the crocodile family tree, paleontologists suggested Wednesday, based on the discovery of a 240-million-year-old fossil "archosaur."

恐龙在很早以前就从鳄鱼家族的家谱中分化出来了，这一论点是古生物学家在周三根据新发现的二百四十万年前的祖龙化石提出的。

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But the researchers say the new fossil shows the Alvarezsauridae group split from birds much earlier on the evolutionary tree than was thought.

BBC: New dinosaur discovery solves evolutionary bird puzzle