Fifth Grade
Worksheets
Plesiosaurs
All animals that lived during the time of dinosaurs weren't dinosaurs. Dinosaurs walked on land. There were animals living in the sea. They weren't fish. They weren't mammals, like dolphins and whales. They were reptiles called plesiosaurs (PLEE-zee-oh-SORES). That word means "near (or close to) lizards." Just like with dinosaurs, there were many different kinds of plesiosaurs, too. They ranged from about eight feet to about forty feet long. They needed to come to the surface to breathe air. They were carnivores. They did not look like fish. Most of them had fat bodies, short tails, and long necks. They had four limbs they used like flippers to swim through the water. Elasmosaurus (EE-laz-mo-SORE-us) had .....
