A frog found in the cloud forest of Ecuador has a neat trick -- it can change the texture of its skin, and it's the first vertebrate known to do so.
We've seen octopodes that can change shape. We've even seen some frogs and reptiles that can change the colour of their skin. But, for the first time, researchers have observed a vertebrate that can change the shape of its skin to better blend in with its surrounding environment.
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