The researchers discovered something curious about the tiny, shiny frogs’ behavior, too: they appear to be monogamous. The ...

From the brightly colored golden poison dart frog that secretes a lethal neurotoxin to the Cookie Monster-lookalike fish that ...

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They were poison dart frogs, and they were unlike any others the expedition team had seen before. Jet back with metallic turquoise-green stripes and orange “chrome” limbs, these frogs were ...