Presence of a neurotoxin secreted by South American dart frogs was found in samples taken from Alexei Navalny’s body. The ...

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

Some frogs are poisonous because of what they eat, not because they produce poison themselves. In the wild, certain brightly ...

BOGOTA, Colombia (KFOR) – Police detained a woman at an airport in Bogota, Colombia, after finding 130 poisonous frogs in her suitcase. The woman, who was not identified by name, had attempted to ...

The phantasmal poison frog, Epipedobates anthonyi, is the original source of epibatidine, discovered by John Daly in 1974. Epibatidine has not been found in any animal outside of Ecuador, and its ...

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 ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. If you thought the poison dart frog was a scary animal, ...