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

Scientists from Germany, France, the Netherlands, Sweden and the UK performed a postmortem analysis of the Russian pro-democracy campaigner and opposition leader, who died on February 16, 2024. As ...

The dart frog toxin, including batrachotoxin and epibatidine, is a potent natural poison used by frogs for defense, which can ...

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

The Russian state has long been accused of using exotic poisons to murder its opponents - whether the nerve agent Novichok or radioactive plutonium isotopes. Could Alexei Navalny have been killed by ...

According to new test results Russian dissident Alexei Navalny died from the poison of the lethal dart frog - but exactly how did it end his life?

The United Kingdom, Sweden, France, Germany, and the Netherlands announced that a substance called epibatidine killed Alexey ...

Five European countries claim a highly lethal epibatidine poison was used in the Russian opposition leader’s death, raising possible chemical-weapons treaty violations.

Snakehead fish are considered invasive in many regions outside their native habitat. Their aggressive behavior and rapid reproduction threaten local ecosystems. They are capable predators that disrupt ...

For invasive reptile hunters in Florida, there’s another predatory lizard on the radar. Nile monitors, native to Africa, are populating parts of the Sunshine State, and they can now be killed ...

The animal kingdom is fascinating and beyond human imagination. There are some animals which have evolved and they live ...

While many Canadians may not be particularly fond of winter, the season is critical for numerous reasons, especially for the ...