*EVENT REGISTRATION CLOSED* Cyclical periods of global warming and cooling during the last 2.5 million years of Earth history led to multiple episodes of massive, advancing continental ice sheets in eastern North America.  In the Finger Lakes region, the most…

Join us for a discussion of the bats of New York, in which we will learn of their unique natural history that for thousands of years made them masters in the hidden world of the night sky. Join in the…