Speaker Series 2017: Extinction of Mainland and Island Mammoth Populations in Alaska 6,000 Years Ago

The extinction of mammoths is the most prominent of Late Pleistocene extinctions that wiped out nearly 70% of large mammals (megafauna) from western Europe through South America about 10,000 years ago. However, on small islands off the coast of Alaska and Siberia, populations of mammoths persisted for many thousands of years after mainland populations disappeared. … Continue reading Speaker Series 2017: Extinction of Mainland and Island Mammoth Populations in Alaska 6,000 Years Ago

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Speaker Series 2016: Fossils of the Night – The History of Bats Through Time

Bats represent one in every five species of mammals in the world — there are at least 1,300 living species of bats. Not only are bats diverse, but they can be remarkably abundant with some species living in colonies that number in the millions of individuals. Bats are also geographically widespread. They are known from … Continue reading Speaker Series 2016: Fossils of the Night – The History of Bats Through Time

The Warm Fuzzies: Mammals and Climate Change in the Eocene of North America

Speaker Series 2015:  “The Warm Fuzzies: Mammals and Climate Change in the Eocene of North America” The Eocene Epoch (~55.5 to 35 million years ago) encompasses a number of significant climatic events in addition to well-documented immigration and extinction events that played an integral part in determining the current distribution of mammals across North America. … Continue reading The Warm Fuzzies: Mammals and Climate Change in the Eocene of North America

Being Giant: Why are mammals not as big as dinosaurs?

Speaker Series 2015: “Being Giant: Why are mammals not as big as dinosaurs?” The Royal Tyrrell Museum was pleased to present the return of its popular annual Speaker Series on January 8, 2015 with a presentation by Dr. Jessica Theodor, Associate Professor in the Department of Biological Sciences at the University of Calgary, entitled “Being Giant: … Continue reading Being Giant: Why are mammals not as big as dinosaurs?