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.
The Scientists believe that Triassic period ended by a huge volcanic eruptions about 207-212 million years ago. The Pangaean continent breaks into many parts. About 35% animal die and extinct. Primitive dinosaurs were extinct too, but remaining dinosaurs evolved to be more adaptive in the next era, the Jurassic Era. This extinction made dinosaurs as the dominant , abundant and diverse creatures to âruleâ the Earth for the next 150 million years. Here are the complete list of Dinosaurs that lived in Triassic Period. ( Source: Wikipedia) A