Despite the vast numbers of animal species already identified, the natural world is still capable of springing a few surprises. Deep in the cloud forests of the Serra do Quiriri mountain range in the ...

In eastern Brazil's Atlantic Forest, poisonous "pumpkin toadlets" use their vivid colors to warn off predators. But these tiny frogs also broadcast a secret visual signal: They glow bright blue under ...

The post How a Neon-Orange Frog Stayed Hidden from Science So Long appeared first on A-Z Animals. Imagine a bright orange frog so small it can sit on your fingernail — and yet so elusive that it ...

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In the dim twilight hours, many frogs may be capable of emitting a faint green or orange glow. A survey of hundreds of frogs in South America shows that far more frogs are biofluorescent than ...

Imagine a bright orange frog so small it can sit on your fingernail — and yet so elusive that it stayed hidden from scientists for years despite its vibrant coloring. Researchers finally uncovered ...