What is dart frog toxin, the poison linked to Alexei Navalny’s death? - The toxin is reportedly 100 times more powerful than ...

Epibatidine, first identified in the 1990s from a frog species native to Ecuador, is not typically linked to intentional poisoning. Researchers describe it as exceptionally powerful, once investigated ...

Centuries ago, the Chocó people of modern-day Colombia searched the forest for small but dangerous creatures. Spotting the animals’ multi-colored bodies against the green landscape, the Chocó pulled ...

Researchers have identified a new species of poison-dart frog, Ranitomeya hwata, in the remote bamboo-forest of Alto Purus National Park located in eastern Peru. This newly discovered amphibian is the ...

CUNDINAMARCA, COLOMBIA — Ivan Lozano recalls the night the phone rang. It was the Colombian police one Sunday in 1998, and they had some strange news. Two suspicious boxes had been discovered at El ...