Why are frogs green? Their color comes from a clever biochemical workaround that combines an odd protein choice and a potential poison in the blood.
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The discovery of a 29 million-year-old fossil heralds the coquí frog, the national symbol of Puerto Rico, as the oldest frog in the Caribbean.
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Beneath their slick skin, some frog skulls sport spines, spikes, and other skeletal secrets called hyperossification.
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Two species of poison frogs from distant parts of the world both feed their young unfertilized, toxin-laced eggs. New research uncovers why.
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The mating calls túngara frogs make have an unfortunate side effect: attracting one of their main predators.
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Scientists thought lowland frogs living in the Peruvian Amazon were safe from the deadly chytrid fungus. A new study shows that's not the case.
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An invasive fungus has led to the decline of 501 species of amphibians. Scientists say we're running out of time to come up with a solution.
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