At up to 50 ft (15 m) long, Liopleurodon was a massive marine carnivore that could have swallowed an Ichthyosaurus whole. It was one of the pliosaurs— short-necked, streamlined oceanic hunters that "flew" through the water using their long flippers.
The Jurassic undergrowth resembled that of the Triassic Period, with many ferns, horsetails, mosses, and similar nonflowering plants. There was still no grass.
Fossil ferns are common in Jurassic rocks
^The continents are more spread out today ill
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