Smithsonian researchers in Panama have begun to reintroduce native golden frogs to the wild in special enclosures ...

The poison dart frog may be tiny, but it is one of the most toxic animals on Earth. Found in the rainforests of Central and ...

What may sound like a spa day for frogs is all part of a global effort to fight the chytrid fungus — the deadly pathogen responsible for what scientists have called the largest disease-driven loss of ...

Alexei Navalny was murdered by Russia with a type of frog poison, the governments of the United Kingdom, Sweden, France, Germany and the Netherlands have concluded. In a joint statement on Saturday, ...

Dart frogs in captivity do not produce the toxin, and it is not found naturally in Russia, five European governments said.

On the morning of the deadliest avalanche in California’s modern history, Cody Townsend was skiing above the west shore of ...

Add Yahoo as a preferred source to see more of our stories on Google. Russian opposition leader Alexei Navalny was killed by a “deadly toxin” extracted from an Ecuadorian frog, according to the ...

The terrain where the avalanche occurred only made circumstances worse.

The avalanche that killed eight backcountry skiers Tuesday occurred on a north-facing slope near Perry Peak above Frog Lake and just east of Castle Peak in the Central Sierra Nevada, according to the ...

The story of how nine skiers were killed, and six survived, in the deadliest avalanche in modern California history.