How the Deadliest Frogs on Earth Avoid Poisoning Themselves

Poison dart frogs have an ominous and well-deserved reputation as a lot of death stuffed into a teeny, neon package, and none is more dangerous than Colombia's golden poison frog (Phyllobates terribilis). With skin slaked with enough of the potently neurotoxic batrachotoxin (BTX) to kill a staggering 20,000 mice, the...