Frogs don’t like living near noisy highways any better than people do, but research from Vanderbilt suggests that frogs, like hardened city-dwellers, can learn to adapt to the constant din of rumbling trucks, rolling tires and honking horns. And, just like those urbanites who can’t get a good night’s sleep without the sporadic sounds of sirens, some frogs have grown accustomed to the rattle and hum of the highway.