Now, taxonomists argue that since birds are descended from dinosaurs they should be classified merely as a subgroup of the Dinosauria.
现在,分类学家认为,既然已经发现鸟类是恐龙的后代,那么它们应当被划分为仅仅是恐龙的一个子群。
The fossils finally have confirmed, to all but a few skeptics, that birds descended from dinosaurs and are the living representatives of a dinosaur lineage called the Maniraptorans.
除了少数几位持怀疑观点的学者外,大多数古生物学家都认为,这些化石最终证实了鸟类起源于恐龙,是手盗龙(Maniraptorans)恐龙谱系的现存代表生物。
And perhaps most significant, birds were already found in the fossil record before the elaboration of the dinosaurs they supposedly descended from.
同时也许最明显的是,在详尽阐述据说鸟类从它们演化而来的恐龙之前,化石记录中就已经发现了鸟类。
The idea that birds—the most diverse group of land vertebrates, with nearly 10, 000 living species—descended directly from dinosaurs isn't new.
鸟类是陆生脊椎动物中分支最多的群体,拥有将近10000个不同的种类,有科学家认为鸟类是直接从恐龙进化而来的,这种想法并不新鲜。
The weight of the evidence is now suggesting that not only did birds not descend from dinosaurs, Ruben said, but that some species now believed to be dinosaurs may have descended from birds.
现在这些证据的效力不仅显示鸟类不是起源于恐龙,鲁本说,而且现在被认定是恐龙的一些物种可能起源于鸟类。
We think the evidence is finally showing that these animals which are usually considered dinosaurs were actually descended from birds, not the other way around.
我们认为这项证据最终显示这些常常被认为是恐龙的动物实际上是从鸟类演化而来,而不是反过来。
Although they are not directly descended from the dinosaurs, new research reveals that the social lives of these modern lizards may show us how the dinosaurs behaved.
尽管它们并不直接传自恐龙,最新的研究表明,这些现代蜥蜴的社会生活仍能向我们展现恐龙的举止。
Although they are not directly descended from the dinosaurs, new research reveals that the social lives of these modern lizards may show us how the dinosaurs behaved.
尽管它们并不直接传自恐龙,最新的研究表明,这些现代蜥蜴的社会生活仍能向我们展现恐龙的举止。
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