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

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

In the forests of western Brazil, along the banks of a Juruá River tributary, researchers came upon more than a dozen tiny creatures, smaller than a nickel, flaunting bright colors that warned: “stay ...

Poison? What poison? Some bacteria may treat the powerful toxins bathing poison dart frog skin like a buffet. The alkaloid chemicals that poison dart frogs wield on their skin increase the variety of ...