Over 10,000 endangered mountain yellow-legged frogs are taking California by storm

Mountain yellow-legged frogs used to be the kings of the mountain. Specifically, the Sierra Nevada mountains, where they were once the region’s most common amphibians only. But their reign has since plummeted dramatically. Now 92 percent of their historic range is void of the colorful animal.“These frogs used to be quite abundant. In the Sierra Nevada mountains, there are reports of showers of frogs jumping as scientists walked along a lake bank, and even of it being difficult to tak