每日外闻89
考古学家通过发掘研究最新的恐龙化石发现：水生恐龙-棘龙的存在（这也是目前唯一已知的水生恐龙）。
新的化石证据表明，棘龙是一种可以在水中游泳的捕食者。过去恐龙的研究表明，恐龙是当时地面上的霸主，也有带有羽毛有飞行能力的恐龙，这一新进的发现可能还会得出恐龙也是当时水中霸主的结论。《侏罗纪》系列电影可能要有新的电影题材了。
Dinosaur tail reveals gigantic swimming predator
New bones suggest Spinosaurus is the only known aquatic dinosaur.
A new fossil suggests that Spinosaurus aegyptiacus was a swimming predator powered by a fin-like tail, making it potentially unique amongst non-avian dinosaurs. The find comes after decades of debate on how much of its life Spinosaurus would have spent in the water, and how reliant they might have been on aquatic prey. Paleontologist Nizar Ibrahim has been working at the dig site in the Sahara and describes his amazement at the unexpected tail bones they found under the rock and sand.
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