Explore Milwaukee County (Click on picture) Milwaukee County, created in 1834 as a territorial county, is derived from a Native American word Mahnawaukee-Seepe meaning gathering place by the river.. Located in southeast Wisconsin, the county seat is Milwaukee.
The Cretaceous-Tertiary extinction event, or the K-T event, is the name given to the die-off of the dinosaurs and other species that took place some 65.5 million years ago. For many years, paleontologists believed this event was caused by climate and geological changes that interrupted the dinosaursâ food supply.
T here have been many ideas to explain why dinosaurs became extinct. At least 55 different theories have been suggested and then thrown out because of problems. For instance, a theory that works for the large animals usually does not explain the extinction of the small animals or sea creatures.Whatever happened to dinosaurs, scientists agree that it must have affected the whole world.t least 55 different theories have been suggested and then thrown out because of problems. For instance, a theory that works for the large animals usually does not explain the extinction of the small animals or sea creatures. Whatever happened to dinosaurs, scientists agree that it must have affected the whole world.