WASHINGTON (AP) — City frogs and rainforest frogs don’t sing the same tune, researchers have found. A study released Monday examined why Panama’s tiny tungara frogs adapt their mating calls in urban ...

During a recent lecture on evolution, I had to explain the differences between three different processes known as geographic, temporal and behavioral isolation. Geographic isolation is the easiest of ...

Nightingales are among the most celebrated of all animal singers, no doubt earning their place through the complexity of ...