The California red-legged frog, an iconic native species and the largest native frog in the American West—also once featured ...

The jewel-like lakes of the High Sierra in Yosemite National Park are awe-inspiring sights. But for more than a hundred years they've also been biologically disrupted, stocked each year with ...

Imagine disliking winter so much that you appear to die when it begins, only to come back to life in the spring. That’s essentially what the incredible wood frog does (well, almost) to survive the ...

OTHELLO, Wash. — Nearly 300 endangered northern leopard frogs returned to the wild at the Columbia National Wildlife Refuge in Grant County at the end of August. The Washington Department of Fish and ...

When frogs start disappearing from a place that they've been in for decades, it can be a warning sign for the whole ecosystem. In Indiana, nature lovers and scientists are raising the red flag for the ...

Lassen Volcanic National Park in far Northern California is a rugged wonderland of lava flows, cinder cones and boiling pools. It is also dotted with welcoming meadows and alpine lakes - places a ...

Crawfish frog numbers are on decline due to habitat loss. But scientists in Indiana are working to return species to a historic site. When frogs start disappearing from a place that they've been in ...