Animals use long-distance calls shaped by physics, environment, and body size to communicate across miles. Land mammals adapt calls mainly to habitat and noise, while aquatic mammals rely more on body ...

From whale songs to lion roars, animals have evolved to stretch their voices across distances so that friends—and sometimes foes—can hear them. Each sound is coded with messages like "Come here!" ...

Male zebra finch calls attract mates – and maybe, coincidentally, you? Raina Fan Logan S. James, The University of Texas at Austin; McGill University Animals do all sorts of things to attract each ...