In Dusy Basin, in California’s Sequoia and Kings Canyon National Parks, Vance Vredenburg, a professor of biology at San Francisco State University, is conducting an experiment he hopes will help preserve what remains of the once abundant frogs.
Dealing With Various Themes And Issues
In Dusy Basin, in California’s Sequoia and Kings Canyon National Parks, Vance Vredenburg, a professor of biology at San Francisco State University, is conducting an experiment he hopes will help preserve what remains of the once abundant frogs.