Extinction Of Dinosaurs

Extinction Of Dinosaurs Extinction of Dinosaurs Ryan Humphries Biology 6th Period Two-hundred and xxx million years ago the first dinosaur-like creature roamed the earth. inside five million years it could be considered a dinosaur. They were soon at the top of the food chain. They populated every continent. hence 65 million years ago they vanished. The most induce creatures ever to live on earth had become extinct. Dinosaurs were not the only victims of this "mass extinction." There were legion(predicate) other species that were killed off.

During wha t is get it on as the K-T extinction (K stands for Cretaceous, T stands for Tertiary), many species and families became extinct. These include each(prenominal) in all marine reptiles such as plesiosaurs, mosasaurs, ichthyosaurs, and ammonites, go and flying reptiles, ocean crocodiles, and foraminifera. In addition to that there were many bony fish, sponges, snails, clams, and sea urchins became extinct. Paleontologi...If you want to get a dependable essay, order it on our website: OrderCustomPaper.com

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