An Australian snake feeds on dangerous frogs by striking them with venom and then backing off long enough for the frogs’ defense chemicals to degrade, say researchers. The floodplain death adder ...

Karen Lips knew a wave of frog death was coming. The frog-killing Batrachochytrium dendrobatidis, or chytrid, fungus had begun ravaging amphibian populations in Costa Rica in the early 1990s, and by ...

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