La Jolla’s Birch Aquarium aided in its first-ever species reintroduction last year with the mountain yellow-legged frog. And starting Friday, March 20, the frog will be the focus of the aquarium’s ...

The investigative minds at How to Survive look at the powerful chemicals on a tiny frog's skin that can stop a predator's heart almost instantly. Kennedy Center votes to shut down operations for 2 ...

SAN DIEGO (FOX 5/KUSI) — A new immersive exhibit highlighting one of California’s most endangered amphibians is hopping into Birch Aquarium at Scripps Institution of Oceanography next month. Aquarium ...

LONDON (AP) — Russian opposition leader Alexei Navalny was poisoned by the Kremlin with a rare and lethal toxin found in the skin of poison dart frogs, five European countries said Saturday. The ...

The Kremlin denied Monday that it fatally poisoned former Russian opposition leader Alexei Navalny in 2024, after five European countries said Saturday the 47-year-old was poisoned via a lethal toxin ...

The mother of deceased Russian opposition leader Alexey Navalny said Monday she felt vindicated by a European assessment that her son died of poisoning in a remote penal colony. She called for justice ...

The Kremlin said it had a "very negative" reaction to Western accusations that the Russian state fatally poisoned jailed opposition leader Alexei Navalny with a deadly toxin found in the skin of ...

Navalny died exactly two years ago in penal camp European countries point finger at Russian state Kremlin says new allegations are 'based on nothing' Navalny's widow says truth is out, wants justice ...

Epibatidine, the highly potent toxin Britain has linked to the death of Alexei Navalny, is reportedly 100 times more powerful than morphine. This extremely toxic, nicotine-like compound originates ...

Russian opposition leader Alexei Navalny died after being poisoned with a rare "dart frog toxin," the United Kingdom's Foreign Office said in a statement released Feb. 14. The announcement comes two ...

Russian opposition leader Alexei Navalny was poisoned with a rare lethal toxin found in poison dart frogs from South America, according to a joint statement from the U.K., France, Sweden, the ...