Poison dart frogs have fascinated researchers. Now their toxin has allegedly been linked to the death of Russian opposition leader Alexei Navalny.

A good love song tells female frogs when the time is right for mating, finds a UC Davis study showing male frogs change their ...

The inbreeding, declining population of a frog tells the story of the state of South Carolina's wetlands.

Russian opposition leader Alexei Navalny died in prison after being poisoned with a deadly toxin found in Ecuadorian dart ...

The modern poison has become less a medieval cliché than a geopolitical signature flourish.

Alexei Navalny, the Russian opposition leader, died from a 'dart frog toxin,' the UK Foreign Office announced.

Scientists once thought that a male frog dubbed Romeo was the last of his kind. Then, when more Sehuencas water frogs were discovered in 2018, they hoped he would mate with a female they called Juliet ...

Toxin found in poison dart frogs probably killed Alexei Navalny in a Russian prison, five countries announced on the two-year anniversary of his death.

Keeping amphibians as pets offers hobbyists an opportunity to connect with the non-human world, often increasing interest in conserving animals in the wild. But there's a dark side to the amphibian ...

The tragedy of Romeo began long before the frog found fame as the last of his kind. Starting in the 1970s, scientists started noticing something troubling in the amphibian world: the decline and, in ...

A study from the University of California, Davis, found that temperature affects the sound and quality of male frogs' mating calls. In the colder, early weeks of spring, their songs start off ...

If your starter word contains a rarely used letter, rethink your strategy. Here are the most commonly used letters in the alphabet. CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture ...