This Earth Day, we’re celebrating stories from the past year of UC research that illustrate the resilience of life on our ...

In response to a Center for Biological Diversity petition and lawsuits, the U.S. Fish and Wildlife Service today protected four populations of foothill yellow-legged frogs in California under the ...

The mountain yellow-legged frog was once the most abundant amphibian in Southern California's Sierra Nevada and Transverse Ranges. Just decades ago, it was hard to walk around many of California's ...