But poison dart frogs aren’t safe from every predator. Their only known predator is called the fire-bellied snake. This snake has a protection against most of the frogs’ poisons. Humans do not ...

Snake venom, by contrast, incapacitates its victim so the snake can feed, Strickland pointed out. Strawberry Poison Dart Frog in Costa Rica sitting on a leaf.

These alkaloids protect the frogs from predation. Similarly, some garter snakes are known to store tetrodotoxin from ingested newts while birds in New Guinea appear to sequester poisons from insects.

The green and black poison dart frog was brought into Hawaii in the 1930's to Manoa valley for mosquito control.

Like many other poisonous creatures, scientists believe that the poison dart frog gets its deadly concoction from its environment.

Given their seemingly self-explanatory name, one would assume that poison dart frogs are dangerous and should be avoided at all costs. But is this true?

A protein found in frog bodies may help the amphibians collect and transport toxins from their food to their skin for chemical defense.

Need a break? Play the USA TODAY Daily Crossword Puzzle. Not surprisingly, folks who deal with crocodiles, venomous snakes and poison dart frogs often have interesting tales to tell.

Need a break? Play the USA TODAY Daily Crossword Puzzle. Not surprisingly, folks who deal with crocodiles, venomous snakes and poison dart frogs often have interesting tales to tell.