Dinosaurs and Extinction
Learn about the theories on why the dinosaurs became extinct. Includes information about the time periods. cotf.edu/ete/modules/msese/dinosaur.htm... Extinction
In biology and ecology, extinction is the ceasing of existence of a species or group of taxons academickids.com/encyclopedia/index.php... Dinosaur Extinction
An article from Encyclopedia Britanica on the extinction of dinosaurs. https://www.britannica.com/animal/dinosaur Dinosaur Extinction
Extinction is the process in which groups of organisms (species) die out. If the birth rate is less than the death rate over time, extinction results. enchantedlearning.com/subjects/dinosaur... What Killed The Dinosaurs?
An article on what killed the dinosaurs. ucmp.berkeley.edu/diapsids/extinction.h... Origins of the Impact and Volcano-Greenhouse Theories
Sixty-five million years ago, some phenomenon triggered mass extinctions on the lands and in the oceans. Read about the possible causes of the dinosaurs extinction. deweymcleanextinctions.com/pages/studentv.h...