Professional Experience

  • O'Farrell Biological Consulting (1985-present).
  • Senior Biologist, WESTEC Services, Inc., Las Vegas, NV (1978-1985).
  • Curator of Research, Zoological Society of Nevada, Las Vegas, NV (1976-1978).
  • Research Biologist, U.S. National Park Service Coop. Res. Unit, UNLV (1976-1978).
  • Lecturer in Biology, California State University, Fullerton (1977).
  • Assistant Professor of Biology, University of Nevada, Las Vegas (1975-1976).
  • Research Associate, Dept. Biol. Sci., Univ. Nevada, Las Vegas (1974-1975).
  • Post-doctoral Research Fellowship at the Savannah River Ecology Laboratory in affiliation with the Institute of Ecology, University of Georgia (1973-1974).