Dinosaurs And Birds Essay example -- Archeology Dinosaurs Birds Essays

Dinosaurs and BirdsAre birds really dinosaurs or ar they simply related? That is a question that has gained new life in recent years due to the overwhelming facts the are pouring in from newly found fossils and studies from fossils that take been found in the past. Two groups have pulped in the mull over of this question those who believe birds are a direct result of dinosaurs and those who flavour dinosaurs and birds must have had a common ancestor. Determining which view is crystalize is a matter of opinion based on fact. The main job involves the use of cladistics or phylogenetic systematics to group organisms according to characteristics they share. When adept looks at dinosaur fossils, he or she may feel that certain characteristics are used for something entirely different than someone else who has looked at the same fossil. wizard cannot talk about dinosaur and bird lineage without mentioning archaeopteryx. Most paleontologists agree that archaeopteryx was the firs t bird. Archaeopteryx thus represents what paleontologists would call a transitional form between two major groups of animals, the reptiles (dinosaurs) and birds. The main difference between the theropods and Archaeopteryx were the long arms of the Archaeopteryx, adapted as wings, the feathers, and the presence of a wishing bone that the theropods did not have. All of these features tie it to birds and its other characteristics tie it to theropods. One magnate say it was the missing link between the ...