Whether an animal is poisonous or venomous is often a confusing question, and that's especially true with these two frogs, ...

Of all vertebrates, gray foam-nest tree frogs exhibit the most extreme form of simultaneous polyandry, or a female mating with multiple males, says behavioral ecologist Phillip Byrne of the ...

Most frogs are known to produce toxic secretions, as do some salamanders and newts. These animals mainly use these poisons as a defence mechanism against predators, making them dangerous to be ...

One example is a group called the ‘poison dart’ frogs - so called as indigenous rainforest people once used the poison on the end of their blowdarts. The most dangerous frog of all – the ...