Most toads are predatory upon invertebrates and other small animals.
Most toads are predatory upon invertebrates and other small animals.
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The main defence of toads is unpleasant-tasting or poisonous skin-secretions, though some will also inflate themselves to avoid being readily swallowed. The North American toad ''Bufo alvarius'' is actively sought by 'toad-lickers' [http://www.geocities.com/Area51/Labyrinth/9624/thetoad.html] for its powerfully psychoactive secretions.
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The main defence of toads is unpleasant-tasting or poisonous skin-secretions, though some will also inflate themselves to avoid being readily swallowed. The North American toad ''Bufo alvarius'' is actively sought by 'toad-lickers'<ref>http://www.geocities.com/Area51/Labyrinth/9624/thetoad.html</ref> for its powerfully psychoactive secretions.
In parts of [[Australasia]], the introduced cane toad, lacking any natural predators, has become a serious pest.
In parts of [[Australasia]], the introduced cane toad, lacking any natural predators, has become a serious pest.