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 ...

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 ...

Poison frogs living in human care aren’t poisonous, thanks to a “detox” diet of mild insects, like crickets and fruit flies. Can adding alkaloids to a frog’s diet help it regain its toxins and get its ...

Boulenger’s backpack frog uses one of the strangest reproductive strategies in the amphibian world. Females carry fertilized ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. It looks dead for months, its body packed with ice. But ...