Add Yahoo as a preferred source to see more of our stories on Google. The red-legged frog is returning to Southern California thanks to help from Mexico, where eggs are being transported across the ...

When the U.S.-Mexico border shut down in March, many plans, including some conservation efforts, were put on hold. But at the last minute, San Diego researchers and biologists were able to bring the ...

The California red-legged frog is a threatened species that resides in the Tahoe National Forest. Rick Kuyper/USFWS Sacramento Fish and Wildlife Office Wildlife biologists reported finding a small ...

THE SANTA ROSA PLATEAU ECOLOGICAL RESERVE, Calif. (AP) — Conservationists along the U.S.-Mexico border are working to restore the nearly vanished red-legged frog in its historical Southern California ...