Somewhere between life and death is the Alaskan Tree Frog. Discover how this amphibian freezes and lives to tell the tale.

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 ...

Hundreds of the animals were loaded into coolers and hiked into the backcountry.

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 ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. The jewel-like lakes of the High Sierra in Yosemite National Park are awe-inspiring sights. But for more than a hundred years they ...