10 most poisonous animals, from frogs to sharks. There may be some

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130 poisonous frogs seized at airport

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10 most venomous animals: there may be a few venomous creatures you weren't expecting - Discover Wildlife

New species of 'chocolate' frog -- the kind you can't eat -- discovered

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LIST: Frogs and Toads found in East Tennessee

10 most poisonous animals, from frogs to sharks. There may be some surprises - Discover Wildlife Most poisonous animals in the world

Venomous frogs that head-butt poison into potential predators discovered by scientists, The Independent