Valerius Geist (born February 2, 1938) is a Canadian biologist and a professor emeritus in the Faculty of Environmental Design at the University of Calgary.
He is a specialist on the biology, behavior, and social dynamics of North American large mammals (elk, moose, bighorn sheep and other wild ungulates).
Author: Renate Geist Source: The uploader on Wikimedia Commons received this from the author/copyright holder via photosubmissions (OTRS). License: CC-BY-SA-4.0