Hundreds of endangered frogs were re-introduced into the San Bernardino National Forest on July 8. KVCR’s Megan Jamerson has more on the project to save Southern California’s population of Mountain Yellow-Legged frogs. In video footage released by the San Diego Zoo Wildlife Alliance, a team of scientists can be seen squatting near a pool of water in the San Jacinto mountains. They are holding those plastic containers with purple lids that you store leftovers in. With the tops off, dozens of tiny