The cold, alpine lakes of the high Sierra once hummed with the splashing and soft, clicking chirp of the yellow-legged frog. Like many fragile amphibians, however, the small, often darkly dotted frogs ...

A remote lakeshore deep inside Yosemite National Park teems with life: coyotes, snakes, birds, tadpoles, frogs. The frogs are at the heart of this scene, which a decade ago was much different. It was ...

Scientists are seeing signs of resistance to the infections that have been wiping out the world’s amphibian populations—and ...