A fingernail-size frog that can morph its skin texture from spiny to smooth in just minutes is the first shape-shifting amphibian ever found, according to a new report. The tiny "mutable rain frog" ...
Deep in the rain forest of Ecuador lives a very indecisive frog. On a nighttime walk in 2009, scientist Katherine Krynak spotted a well-camouflaged, marble-size amphibian that was covered in spines.
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